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Many times the word ethics is used to describe “responsible” behavior. While the two terms are related, ethics are moral codes or values that go beyond formal laws and regulations. They are referred to as “unwritten laws”—the rights and wrongs that dictate proper behavior. Safety education teaches you how to be a respo... |
The national curriculum for science aims to ensure that all pupils:
Develop scientific knowledge and conceptual understanding through the specific disciplines of biology, chemistry and physics
Develop understanding of the nature, processes and methods of science through different types of science enquiries that help th... |
Before you write, it's important to choose the right point of view for your story. Point of view (POV) makes a huge difference in how you will tell your story and how your audience receives it.
Who is telling your story? Once you figure that out, that's your point of view. For example, the story of a murder would be ve... |
"Bryozoa," from Ernst Haeckel's Kunstformen der Natur, 1904
Bryozoa, also known as Ectoprocta, is a major invertebrate phylum, whose members, the bryozoans, are tiny, aquatic, and mostly sessile and colonial animals. Also known as moss animals or sea mats, the colonial species of bryozoans generally build collective st... |
Suppose you are given a linked list like this:
And you want to remove the loop in it.
A very trivial way can be storing a boolean “visited” variable which stores true or false depending on whether a node is visited or not. But we need to store this info in each and every node. This will cost us some space.
A very cleve... |
Volume and Surface Area of Prisms and Pyramids Fluency Practice
Lesson 15 of 18
Objective: Students will be able to calculate the volume and surface area of any rectangular or triangular prism and square pyramids.
Opener: As students enter the room, they will immediately begin working on the opener. For this particular... |
From VOA Learning English, this is Science in the News
I’m Anna Matteo.
And I’m Christopher Cruise.
This week, we explore the science of tornadoes. Weather experts say tornadoes are the most violent of all atmospheric storms. They strike in many parts of the world, including the United States.
Tornado season has begun ... |
Knowing what type of soil your area has is essential to successful gardening. All plants need nutrients and moisture, which they absorb through their roots from the soil, in order to thrive. Being aware of how well a soil holds moisture and its natural nutrient levels will help you assess what, if any, changes need to ... |
CRISPR/Cas is a new technology that allows unprecedented control over the DNA code. It’s sparked a revolution in the fields of genetics and cell biology, becoming the scientific equivalent of a household name by raising hopes about new ways to cure diseases including cancer and to unlock the remaining mysteries of our ... |
A crescent shaped scar on the earth’s crust marks the location of the deepest known part of the world’s ocean.
With some areas reaching depths more than 36,000 feet, scientists rely on a range of pioneering deep-sea technologies to survey the unexplored regions of the Mariana Trench. In 1987, the submersible Alvin was ... |
What’s in This Chapter?
This unit describes typical production behavior of businesses, and explains the difference between short-run and long-run production behavior. Businesses use different types of resources to produce their products. These resources include variable resources and fixed resources. Some businesses us... |
The public often believes that landfills and dumps are the same. This is not the case. A dump can be described as an open hole where trash is buried irresponsibly with virtually no monitoring or cover, while a landfill is a carefully constructed and monitored structure which acts as a final disposal option for waste. L... |
Language is the means by which humans communicate with each other, be it through spoken word, gesture, or reading/writing. At its core, language is a complex system of abstract and arbitrary symbols (letters, sounds) used to communicate. Language is comprised of 5 different parts including morphology (how parts of word... |
Much of the Northern Hemisphere, the Antarctic, and alpine areas are historically snow covered for more than two months of the year. In parts of the Arctic, snow cover may last 9 months of the year.
|From Marchand 2014.|
Snow has unique physical properties that make it particularly important, compared to equivalent amo... |
A Stanford-led team has discovered how to estimate crop yields with more accuracy than ever before with satellites that measure a special form of light emitted by plants. This breakthrough will help scientists study how crops respond to climate change.
As Earth's population grows toward a projected 9 billion by 2050 an... |
SOC 485/585 COD 585
Population and Environment
Summer I 2006
Facilitating a Discussion
Facilitating an effective discussion is a valuable skill that enhances both your leadership qualities and your ability to think through material. As a facilitator, you are responsible for ensuring that the discussion is productive an... |
According to the World Health Organization, poliomyelitis is a highly contagious disease. Polio spreads easily, usually via infected feces, and cannot be cured, although a safe and effective vaccine has existed since the 1950s.Continue Reading
Poliomyelitis may be contracted in any of several ways. The World Health Org... |
This is part II of a two-part piece on a novel approach to solving word problems. Part I showed examples of using tables to solve a wide range of problems arithmetically. Now we look at situations without a direct solution, and that require us to set up an equation.
Are you feeling the power of the table yet?
Well then... |
After running a series of complex experiments, MIT has finally made a breakthrough in one of the most baffling problems in nuclear fusion. Nuclear fusion is a nuclear reaction in which two or more atomic nuclei (in this case, Hydrogen atoms) combine to form an even bigger nucleus (in this case, Helium).
This reaction i... |
Please Register or Log in to view the hidden image! Earth's North Magnetic Pole Credit: NOAA A magnetic compass does not point toward the true North Pole of the Earth. Rather, it more closely points toward the North Magnetic Pole of the Earth. The North Magnetic Pole is currently located in northern Canada. It wanders ... |
When operators want to figure out how much water is flowing through a pipe, how do they figure out what their flow rate is? If you use the formula that is on the formula sheet that we give to every operator taking a class, it will be Q = A x V.
In using the Q=A x V formula, we must make sure the units are correct befor... |
Context for this Lesson
TOPIC: Geometry skills and applications
GRADES: 2 or 3
FOCUS QUESTIONS: What are the differences between basic shapes? How do you find the area and perimeter of basic shapes? What are real-life applications of shapes?
- Blueprint handouts
- Character Glasses (or other “costume” piece)
TEKS Grade... |
When the American Civil War ended in the spring of 1865, it was clear that slavery would also end in the United States. Though President Abraham Lincoln issued the Emancipation Proclamation as an executive order in 1863, the federal government could not fully implement freeing the millions of enslaved African Americans... |
Statistics can be defined as a collection of techniques used when planning a data collection, and when subsequently analyzing and presenting data.
Dating back to ancient times people have needed knowledge about population size, to carry out a census of the armies or calculate expected taxes. The word statistics is deri... |
The first people appeared in Australia about 50,000 years ago and Aboriginal people have been present in the same regions continuously since then. This was revealed by DNA in hair samples collected from Aboriginal people across Australia in the early to mid-1900s.
These findings are the first detailed genetic map of Ab... |
Navajo Indians Culture
The Navajo Indians were the main settlers of a great part of the Americas before the U.S. and other colonizers came into the picture. Many acknowledge them as the original occupants of U.S. territory, where they thrived and survived for hundreds of years. During their time, the Navajo Indians wer... |
| Before the gas-powered chain saw was invented and put to use cutting down trees, woodsmen used long flat saws, known as cross-cut or thwart saws, such as the one exhibited here. Two men were required to operate this type of saw. Each man would alternately pull and then push while grasping his handle with both hands. ... |
Augsburg Travel Tip:
Peace of Augsburg
Peace of Augsburg
The Peace of Augsburg, also called the Augsburg Settlement, was a treaty between Charles V and the forces of the Schmalkaldic League, an alliance of Lutheran princes, on September 25, 1555, at the imperial city of Augsburg, now in present-day Bavaria, Germany.
It... |
A form of narrative in which the characters and places are symbols.
A counterpart to another person or thing. Spenser used many fictional characters in The Faerie Queene to represent their real-world analogs of his own era.
A bower can be either a medieval woman's private chamber or an arbor filled with trees and flowe... |
This year, summer solstice-- the longest day of the year in the Northern Hemisphere, falls on June 21, 2017. The day marks the change of season from spring to summer in the Northern Hemisphere and from autumn to winter in the Southern Hemisphere.
The first day of summer officially kicks off on June 20th or 21st each ye... |
A completely new method of manufacturing the smallest structures in electronics could make their manufacture thousands of times quicker, allowing for cheaper semiconductors. The findings have been published in the latest issue of Nature.
Instead of starting from a silicon wafer or other substrate, as is usual today, re... |
Featured research: Tackling whooping cough
The NIHR Wellcome Trust Clinical Research Facility at the Southampton General Hospital is taking part in a new study, aiming to develop better understanding of how to prevent whooping cough.
Whooping cough, also called pertussis, is a bacterial infection of the lungs and airwa... |
] The intellectual slumber of the Middle Ages was destined to be awakened by the revolutionary doctrines of Copernicus. It may be noted, as an interesting circumstance, that the time at which he discovered the scheme of the solar system has coincided with a remarkable epoch in the world's history. The great astronomer ... |
Comparison and Inheritance
We continue last week's discussion of comparison functions by thinking about how to compare objects from different parts of an inheritance hierarchy.
White PapersMore >>
- State of Cloud 2011: Time for Process Maturation
- SaaS 2011: Adoption Soars, Yet Deployment Concerns Linger
- Mobile Con... |
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Stings can be life-threatening
Stings and bites from insects are common. They often result in redness and swelling in the injured area. Sometimes a sting can cause a life-threatening allergic reaction. Insects do not usually attack unless they are provoked. Most bites and stings are defensive. The insects ... |
On this day in 1667, the poet John Milton (books by this author) sold the copyright for his masterpiece, Paradise Lost, for 10 pounds. Milton had championed the cause of Oliver Cromwell and the Parliament over the king during the English Civil War, and published a series of radical pamphlets in support of such things a... |
Name Liza Camhi
Strategy: Multiple Intelligences or Triarchic Model
TIERED Instructional Project #1
Grade Level & Content: 5 Art
Title: Frida’s Story Through her Art
Power Standard(s) It is expected student will:(5) 2.3 discuss artistic styles, e.g, define characteristics in works of art that identify individual artist... |
Thanks to research at the USDA-ARS Children’s Nutrition Research Center (CNRC) in Houston, Texas, led by professor of pediatrics Kendal Hirschi, carrots have been modified to contain more calcium—and this research can potentially be used to add calcium to other crops.
The current U.S. recommended average intake of calc... |
While irrigation, land development and other modern cultivation techniques are used to enhance existing geographical factors, local food habits are still largely influenced by regional resources. Our ancestors cultivated their crops according to local, natural resources, which greatly affected their eating habits. We t... |
Government before 1730
Newfoundland's legal and political evolution differed considerably from other British possessions and colonies in North America. Although explored in the 16th century and settled partially in the 17th, the island did not acquire the trappings of colonial government - essentially a governor and ci... |
The Black River Canal was a canal built in northern New York to connect the Erie Canal to the Black River. This canal was only 35 miles long, but it had 109 locks. Portions were in operation in 1850, with full operation in 1855. While options north of Boonville were halted in 1897, portions of the canal were in operati... |
The discovery, resulting from more than 600 individual observations of the nebula, put in place another piece of the puzzle in understanding how neutron stars work.
Rotating neutron-stars, or pulsars, are known to accelerate particles to enormous energies, typically one hundred times more than the most powerful acceler... |
Hemochromatosis is a disorder that results in too much iron being absorbed from the gastrointestinal tract.
Hemochromatosis occurs when too much iron builds up in the body.
There are two forms of hemochromatosis: primary and secondary.
Primary hemochromatosis is usually caused by a specific genetic problem that causes ... |
The “riots” or the war, led by women in the provinces of Calabar and Owerri in southeastern Nigeria in November and December of 1929, became known as the “Aba Women’s Riots of 1929” in British colonial history, or as the “Women’s War” in Igbo history. Thousands of Igbo women organized a massive revolt against the polic... |
Numbering the Elements
In 1913 British physic H. G. J., Moseley generated characteristic x rays for as many elements as he could finds-be found 38-by using them as targets for electron bombardment in an evacuated tube of his own design. By means of a trolley manipulated by strings. Moseley was able to move the individu... |
EL Support Lesson
Focus on the Differences
Students will be able to compare and contrast the story elements in two fiction texts.
Students will be able to describe the differences between two stories with contrasting conjunctions using sentence structures.
- Prompt students to discuss what it means to contrast. Have st... |
Astronomers are keeping a close eye on what they say could be the most violent collision of galaxies ever observed, with two groups of galaxies currently coursing towards each other at around 6.4 million kilometres (or 4 million miles) an hour.
The two groups of galaxies are on the way to forming a larger group known a... |
Most laboratory water purification systems contain a resistivity or conductivity meter and cell to monitor the purity level of the water. Resistivity is the reciprocal of conductivity and either may be used to inexpensively monitor the ionic purity of water. Resistivity or conductivity of water is a measure of the abil... |
To graph the cosine function, we mark the angle along the horizontal x axis, and for each angle, we put the cosine of that angle on the vertical y-axis. The result, as seen above, is a smooth curve that varies from +1 to -1. It is the same shape as the cosine function but displaced to the left 90°. Curves that follow t... |
The Lewis and Clark expedition across the present day United States began May 14, 1804. With the approval of President Jefferson and the U. S. Congress, Lewis and Clark gathered an exploration party of about four dozen men. These men headed off to discover Western America. On September 1, 1805, they arrived at the Bitt... |
As the COVID-19 virus begins spreading in the United States, children might see or hear news about the pandemic and the loss of life. Colleen Colaner is an associate professor in the Department of Communication in the College of Arts and Science at the University of Missouri.
Here, Colaner gives five tips for how to ta... |
Touch-screen tablets and educational apps are gaining popularity in classrooms worldwide, with increasing investment by schools and governments (Tamim et al., 2015). In the UK, over 70 per cent of classrooms have access to tablet technology (Clarke , 2014). Tablet devices are mobile, lightweight and do not rely on the ... |
From a literary perspective, there is very little the Greeks did not invent. Philosophy, politics, and science on the one hand, and drama, poetry, and novels on the other—while all these genres may not have originated in ancient Greece, they were certainly perfected there. Immanuel Kant and Georg Hegel may have thought... |
Moses Brown was one of the leading abolitionists of colonial America, and in establishing the school that now bears his name, he insisted that it be open to boys and girls of all religious affiliations. The concept around which everything revolves at Moses Brown is the Quaker belief that every person has a divine Inner... |
In Step 4.4 we discussed some reasons why different dictionaries make different decisions about what words to include, and what not to include.
First of all, there must be clear evidence that a new word is in regular use (or in other words, it has to be attested) before it is included in any dictionary. In crowdsourced... |
The terms resident and sedentary are usually applied to birds that occupy the same general areas year-round, and to populations that make no obvious large-scale movements resulting in changes in geographical distribution. The term migration is less easily defined because it means different things to different people. O... |
The big East Coast storm of December 1992 was called a northeaster when it came up from the south because the surface winds and the high-level winds of such a storm often go contrary to one another.
The high-altitude winds moved the storm from south to north, but the surface winds spiraled from the northeast.
For anoth... |
- Sex is a concept that refers to biological differences between females and males, while gender is a concept that refers to a society’s expectations of how females and males should think and behave. To the extent that women and men and girls and boys are different, it’s essential to determine how much of these differe... |
So far this week you have used a Carroll diagram and a tally chart to organise and interpret data. This means that you have organised information so that you can answer questions. Today we are going to look at a different way of organising data in something called a Venn diagram. I have made a video which you can find ... |
Tiny drones face a major problem: how to carry enough energy to keep flying for extended periods.
A team of researchers at Harvard University may have solved this problem by creating tiny drones they call RoboBees, the same weight as a honeybee - 100 milligrams - and only slightly larger. These tiny machines can conser... |
communism: Origins of Communism
Early Forms and Theories
Communism as a theory of government and social reform may be said, in a limited sense, to have begun with the ancient Greek idea of the Golden Age, a concept of a world of communal bliss and harmony without the institution of private property. Plato, in his Repub... |
Until 1932, Indian San Bartolomé had a typically Mesoamerican system of a civil-religious hierarchy. Political groups were territorially based; recruitment to leadership was through ceremonial organizations.
The significant unit of interaction in the territorial system was the sitio, a group composed of all households ... |
Adolescent Health Concern
For many people in the U.S., adolescence is one of the healthiest times of life. Most parents hope to keep it that way for their young children and teenagers as they progress to young adulthood. The World Health Organization widely defines adolescence as a time that begins at the start of pube... |
Particle accelerators like the Large Hadron Collider (LHC) are incredibly useful – and usually incredibly huge – instruments for studying some of the fundamentals of particle physics. But now scientists have managed to squeeze one on to a silicon chip.
It’s nowhere near as powerful as the bigger versions, as you might ... |
HIV, or human immunodeficiency virus, is the virus that causes AIDS (Acquired Immunodeficiency Syndrome). HIV attacks the immune system by destroying CD4 positive (CD4+) T cells, a type of white blood cell that is vital to fighting off infection. The destruction of these cells leaves people living with HIV vulnerable t... |
The atmosphere is an envelope of air that surrounds the Earth and rests upon its surface. It is as much a part of the Earth as the seas or the land, but air differs from land and water as it is a mixture of gases. It has mass, weight, and indefinite shape.
The atmosphere is composed of 78 percent nitrogen, 21 percent o... |
The idea of autarky was present throughout all of Europe as each nation was affected by the Great Depression. As the Depression impacted each nation’s economy, a new ideology needed to be introduced to the capitalist society. Individuals were against the rapidly growing materialistic and capitalistic world as it could ... |
This week’s What’s on the van? comes from Dr Tracy Aze, Museum of Natural History Research Fellow.
This rock called a stromatolite (from the Greek strōma, meaning mattress or bed and lithos meaning rock) is from a very old suite of rocks called the Porsanger Dolomite Formation in Norway, and is at least 542 million yea... |
Speech-language pathologists are professional who specialize in the study, evaluation and treatment of individuals with communication and swallowing difficulties. Like audiologists, speech-language pathologists practice in medical, clinical, private practice, rehabilitation, home health, geriatric (such as long-term ca... |
After the Civil War began in April 1861, the state of Virginia was split in its loyalties. On April 17, 1861, just days after President Abraham Lincoln’s order to seize Fort Sumter, South Carolina, a convention of Virginians voted on the Ordinance of Secession. However, many of the delegates of the western part of the ... |
Economics Terms A-Z
When economists say “ceteris paribus” they are talking about the direct effect of X on Y while assuming that the rest of the world stands still. Ceteris is Latin for “other things” and paribus means “equal” so the literal translation is “other things being equal” but in economics it is generally und... |
Give each child an empty plastic Easter egg and ask them to fill it with as many objects as they can.
Count the objects to see who has the most. Organise the objects so that children can see how many there are without counting in ones. Put the objects onto the Numicon ten-shape, organise the objects so that they look l... |
Apart from the asteroid that wiped out the dinosaurs 65 million years ago, there aren’t many connections between space and dinosaurs outside of the imagination. But that all changed when NASA research scientist Jessie Christiansen brought the two together in an animation on social media this month.
For the past decade,... |
Map Basics – How to Read Latitude and Longitude
Latitude and Longitude. They’re at the core of map reading. Latitude and Longitude are imaginary lines which lay on the surface of the earth to form a matrix of coordinates. However, the question is, how to read it? Which one is which?
Here is a basic explanation, and an ... |
Plato outlines significant ideas in his well-known work, The Republic. He writes how Socrates, the protagonist, uses the metaphor of a city to summarize the parts of the individual soul. Socrates focuses heavily on education as the way to nurture the parts of the city, and thus the soul. What does education teach us?
F... |
Unlocking the mysteries of the Antikythera mechanism, a 2,000-year-old device that was history's first computer, a device so advanced its technology wouldn't be seen again for 1,000 years.
At the turn of the last century, a ship full of Greek divers hit a storm near the small island of Antikythera, where they decided t... |
The slave trade
Following the defeat of French Emperor Napoleon in 1814, Britain and allies including Austria, Russia, and Prussia, met to finalise the boundaries of Europe at the Congress of Vienna. While political leaders jostled to create a new balance of power, communities in cities and towns across Britain prepare... |
Remembering all the mathematical symbols and operations can be difficult, especially when they double.
At OMC, we created a fundamental Math Symbols and Their Meanings series to help you memorize the symbols.
Or if not, at least you can return anytime to our blog and check the meaning of the symbols right away.
Blackbo... |
Fixed-Point Concepts and Terminology
Fixed-Point Data Types
In digital hardware, numbers are stored in binary words. A binary word is a fixed-length sequence of bits (1's and 0's). The way hardware components or software functions interpret this sequence of 1's and 0's is defined by the data type.
Binary numbers are re... |
For decades, African Americans and other black communities have fought for racial equality in the USA. The most notable depiction of such resolves was evident during the 1960s Civil Rights Movement. America declared January 20 for the recognition of the works done by Rev. Martin Luther King in the fight for equality.
T... |
In a recent study published in Physiology & Behavior, researchers explored food sensitivities found in daily dietary decisions based on food composition.
Our complex relationship with food is influenced by the social as well as cultural importance of food, which permeates every facet of our eating behavior. To find ord... |
Recto is the "right" or "front" side and verso is the "left" or "back" side when text is written or printed on a leaf of paper (folium) in a bound item such as a codex, book, broadsheet, or pamphlet.
The terms are shortened from Latin: rēctō foliō and versō foliō (which translate as "on the right side of the leaf" and ... |
The theory of evolution holds that all the lifeforms on Earth have a common ancestor. The process works through what is known as variation and selection over a period of time, which is roughly taken to be four billion years.
Variation is a term used to describe how an organism’s offspring is not an exact copy of its pa... |
Pertinent Political Definitions
The American South of the late 1850’s was a distinct culture, with traditions, economics, and language which set it apart from the North; its people, through their elected legislatures, asserted that they should have a change in legitimate government with the consent of the governed. Bec... |
More Lessons for Algebra 1
Examples, worksheets, solutions, and activities to help Algebra 1 students learn how to solve compound inequalities.
In mathematics, it can be useful to limit the solution or even have multiple solutions for an inequality. For this we use compound inequalities which are inequalities with mult... |
Elements unite to each other (react, as we say) to form the molecules of the various compounds. Not all atoms are compatible, some couples get along better than others. In simple approximate words, some elements find themselves with electrons in excess, others are lacking some. Nature always reaches for equilibrium, ba... |
Despite numerous attempts, astronomers have not yet confirmed the detection of an exomoon, a moon orbiting a planet around a distant star. Is that just a case of bad luck, or are moons rarer than we thought?
New research suggests that one reason we haven't confirmed the detection of an exomoon is that our detection met... |
May 22 – 26
Learning Objective: Students will be able to actively engage in group reading activities with purpose and understanding. They will be able to use reading strategies to read texts.
This week, we learned that we should not take breaks at the end of each line but instead by using phrases and periods. We practi... |
The Prelude to the Revolution
It was the year 1773, and tensions were high in the American colonies. The British government had imposed a series of taxes on the colonists, which they felt were unfair and unjust. The colonists were particularly outraged by the Tea Act of 1773, which gave the British East India Company a... |
Children are born ready to learn, and the first three years are the time when children develop the habits in how they approach and explore their world.1 Depending on the quality of their early experiences, children either form healthy or unhealthy attitudes toward learning.
Children’s earliest relationships, cultural a... |
Pterosaurs are some of the most fascinating ancient reptiles. They were not dinosaurs, but they were also not birds. In fact, they evolved flight entirely separately from birds, but like birds came in many shapes and sizes. Pteranodon is the best known of all the pterosaurs, originally discovered in 1870 and named in 1... |
In the Southern Atlantic, located about 525 miles (845 km) east of South Georgia Island, a chain of eleven volcanic islands rises up from the ocean in an arc that extends roughly 240 miles (400 km) north to south. Known as the South Sandwich Islands, these volcanic peaks stand on the Earth’s South Sandwich Plate, which... |
Dipteran flies. Entomologists have described more than 18,000 species of dipteran, or fly, parasites, which have diversified over an expansive range of hosts (Table 5). Unlike parasitic wasps, most species of parasitic flies lack a hardened structure with which to deposit eggs inside their hosts. Instead, they lay thei... |
An area of the Pacific Ocean that needs to be carved up and mined for valuable minerals is home to more than 5,000 species that have never been found anywhere else on Earth.
Mining companies are eager to harvest manganese, nickel and copper nodules found at depths of over 4,000 meters in the Clarion-Clipperton Zone (CC... |
- The most obvious usage for our pie
charts is in teaching fractions in math class. Using a
smart board, it is easy to illustrate to kids that 1/3
is the same as 3/9 by shading a pie chart.
- Try introducing the concept of
fractions and pie charts by using the class (or family)
as an example. Say that there are 27 stud... |
The partition of India in 1947 created two independent countries: India and Pakistan. While many regions were divided during this event, Sindh was not one of them. This raises questions about why Sindh was excluded from the partition and what factors influenced this decision. In this article, we will explore the reason... |
Life on Earth relies on energy – such as light and heat – from the sun. In fact, energy from the sun, called solar energy, is the most abundant energy resource on Earth. According to the Department of Energy, the amount of sunlight that strikes Earth's surface in 90 minutes is enough to meet the entire world’s energy n... |
Tsunami distribution in the world
Effects produced by the Alaskan Tsunami (1964) in Kodiak (Alaska). The boats in the photo were transported to the city by the waves, a few dozen metres from the coast..
Satellite image showing the Banda Aceh region before and after the tsunami..
The rise of the coastline in Sougia (Cre... |
Pharaohs are known as mighty leaders of ancient Egypt. These God-kings ruled over ancient Egypt for more than 30,000 years.
Pharaohs were the political and religious leaders who were considered as gods of ancient Egypt. Thus they built their own temples and monuments in honor of themselves. They were regarded as god on... |
Learning to read is very challenging for first-grade students, it requires a great deal of concentration and patients. And many kids just get tired and bored with this activity. Luckily, these days there are many educational resources that offer a chance to play while learning to read. My son, a first-grade student, ha... |
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