sentences stringlengths 9 187 | label int64 0 1 |
|---|---|
a thunderstorm is a kind of storm | 1 |
when a body of water receives more water than it can hold , a flood occurs | 1 |
a stream is a kind of moving body of water | 1 |
rain causes bodies of water to increase amount of water they contain | 1 |
a storm is a source of heavy rain | 1 |
snow is a kind of precipitation | 1 |
hail is a kind of precipitation | 1 |
sleet is a kind of precipitation | 1 |
rain is a kind of precipitation | 1 |
water vapor condensing in clouds causes rain | 1 |
rain is a kind of precipitation | 1 |
hail is a kind of precipitation | 1 |
sleet is a kind of precipitation | 1 |
precipitation is a stage in the water cycle process | 1 |
when water falls from the sky , that water usually returns to the soil | 1 |
precipitation is when water falls from the sky | 1 |
the temperature is below freezing | 1 |
precipitation is when water falls from the sky | 1 |
the freezing point of water is 32f / 0c / 273k | 1 |
freezing is usually used to refer the freezing point of water in real life | 1 |
snow is a kind of ice | 1 |
water is in the solid state , called ice , for temperatures between 0 / -459 / -273 and 273 / 32 / 0 k / f / c | 1 |
snow is a kind of precipitation | 1 |
the sun is a source of solar energy called sunlight | 1 |
water is a kind of substance | 1 |
water absorbs solar energy in the water cycle | 1 |
evaporation means a substance changes from a liquid into a gas by increasing heat energy | 1 |
temperature is a measure of heat energy | 1 |
if a substance absorbs solar energy then that substance will increase in temperature | 1 |
water is a kind of substance | 1 |
if a substance absorbs solar energy then that substance will increase in temperature | 1 |
sun radiation is similar to solar energy | 1 |
water absorbs solar energy in the water cycle | 1 |
water is in the gas state , called water vapor | 1 |
temperature is a measure of heat energy | 1 |
evaporation means a substance changes from a liquid into a gas by increasing heat energy | 1 |
the sun is the source of energy for physical cycles on earth | 1 |
an example of a physical cycle is the water cycle | 1 |
precipitation is a stage in the water cycle process | 1 |
if a substance absorbs solar energy then that substance will increase in temperature | 1 |
evaporation means a substance changes from a liquid into a gas by increasing heat energy | 1 |
water absorbs solar energy in the water cycle | 1 |
the sun is a source of solar energy called sunlight | 1 |
water is a kind of substance | 1 |
temperature is a measure of heat energy | 1 |
an example of a physical cycle is the water cycle | 1 |
the sun is the source of energy for physical cycles on earth | 1 |
evaporation is a stage in the water cycle process | 1 |
precipitation is a stage in the water cycle process | 1 |
the sun transfers light and heat energy from itself to the planets through sunlight | 1 |
earth is a kind of planet | 1 |
when one kind of energy changes into another kind of energy , the total amount of energy is constant | 1 |
energy transformation means energy conversion | 1 |
energy transformation means one kind of energy changes into another kind of energy | 1 |
when an animal moves , chemical energy is converted to mechanical energy | 1 |
when one kind of energy changes into another kind of energy , the total amount of energy is constant | 1 |
mechanical energy is a kind of energy | 1 |
a human is a kind of animal | 1 |
chemical energy is a kind of energy | 1 |
a car engine started and converted gasoine into heat and sound energy | 1 |
sound is a kind of mechanical energy | 1 |
gasoline is a source of chemical energy | 1 |
when one kind of energy changes into another kind of energy , the total amount of energy is constant | 1 |
an internal combustion engine usually converts fuel / chemical energy into mechanical energy and heat energy through combustion | 1 |
a gasoline engine is a kind of internal combustion engine | 1 |
a gasoline engine is a part of gasoline lawn mower | 1 |
the encoders in the telephone converts sound energy into electrical energy | 1 |
when a person speaks into a telephone, the sound energy is taken in by the encoder | 1 |
rotation is a kind of motion | 1 |
an example of mechanical energy is an object in motion | 1 |
an electric motor converts electrical energy into mechanical energy | 1 |
an electric motor is a part of an electric fan for rotating the vanes in the fan | 1 |
a flashlight is a kind of electrical device | 1 |
light is a kind of energy | 1 |
electrical devices convert from electrical energy into other forms of energy | 1 |
battery is the source of electrical energy for battery-operated device | 1 |
a kind of is similar to a form of | 1 |
a flashlight emits light | 1 |
batteries convert chemical energy to electrical energy | 1 |
a flashlight is a kind of battery-operated device | 1 |
a flashlight emits light | 1 |
electrical devices convert from electrical energy into other forms of energy | 1 |
a kind of is similar to a form of | 1 |
a flashlight is a kind of electrical device | 1 |
light is a kind of energy | 1 |
an electric motor converts electrical energy into mechanical energy | 1 |
an example of mechanical energy is an object in motion | 1 |
an electric motor is a part of an electric fan for rotating the vanes in the fan | 1 |
rotation is a kind of motion | 1 |
a doorbell is a kind of electric device | 1 |
closing an electric circuit causes an electrical device to function | 1 |
a doorbell converts electrical energy into sound energy | 1 |
photovoltaic cells can be used in handheld calculators | 1 |
photovoltaic cells convert light energy into electricity / electrical energy | 1 |
electric devices require electrical energy to function | 1 |
solar cells convert solar energy into electrical energy | 1 |
household appliances are a kind of electric device | 1 |
a hurricane is a kind of heat engine | 1 |
a heat engine converts heat energy into mechanical energy | 1 |
a tree is a kind of plant | 1 |
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