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In fact, the entire Himalaya mountain range was raised. ||||| It was forced up from the collision of two continents. ||||| It can only mean that Mt. Everest was uplifted. | How were the Himalayas "uplifted" The collision of two continents |
It was forced up from the collision of two continents. ||||| Fossils give clues about major geological events. ||||| Fossils of ocean animals on the top of a mountain? | How were the Himalayas "uplifted" The collision of two continents |
Fossils can also give clues about past climates. ||||| This means that Antarctica was once much warmer than it is now. ||||| Plants do not grow in Antarctica. | How were the Himalayas "uplifted" The collision of two continents |
In fact, the entire Himalaya mountain range was raised. ||||| It was forced up from the collision of two continents. ||||| It can only mean that Mt. Everest was uplifted. | How were the Himalayas "uplifted" It was created by the collision of two continents |
It was forced up from the collision of two continents. ||||| Fossils give clues about major geological events. ||||| Fossils of ocean animals on the top of a mountain? | How were the Himalayas "uplifted" It was created by the collision of two continents |
Fossils can also give clues about past climates. ||||| This means that Antarctica was once much warmer than it is now. ||||| Plants do not grow in Antarctica. | How were the Himalayas "uplifted" It was created by the collision of two continents |
In fact, the entire Himalaya mountain range was raised. ||||| It was forced up from the collision of two continents. ||||| It can only mean that Mt. Everest was uplifted. | How were the Himalayas "uplifted" Force from the collision of two continents |
It was forced up from the collision of two continents. ||||| Fossils give clues about major geological events. ||||| Fossils of ocean animals on the top of a mountain? | How were the Himalayas "uplifted" Force from the collision of two continents |
Fossils can also give clues about past climates. ||||| This means that Antarctica was once much warmer than it is now. ||||| Plants do not grow in Antarctica. | How were the Himalayas "uplifted" Force from the collision of two continents |
Ocean animals have been found on the Earths tallest mountain. ||||| These fossils were found at the top of Mt. Everest. ||||| Mt. Everest is the highest mountain on Earth. | Where is an unexpected location fossils have been found On top of Mount Everest |
Ocean animals have been found on the Earths tallest mountain. ||||| This means that Antarctica was once much warmer than it is now. ||||| Fossils can also give clues about past climates. | Where is an unexpected location fossils have been found On top of Mount Everest |
It can only mean that Mt. Everest was uplifted. ||||| Now, Antarctica is almost completely covered with ice. ||||| Fossils of ocean animals on the top of a mountain? | Where is an unexpected location fossils have been found On top of Mount Everest |
Ocean animals have been found on the Earths tallest mountain. ||||| These fossils were found at the top of Mt. Everest. ||||| Mt. Everest is the highest mountain on Earth. | Where is an unexpected location fossils have been found At the top of the highest mountain on earth |
Ocean animals have been found on the Earths tallest mountain. ||||| This means that Antarctica was once much warmer than it is now. ||||| Fossils can also give clues about past climates. | Where is an unexpected location fossils have been found At the top of the highest mountain on earth |
It can only mean that Mt. Everest was uplifted. ||||| Now, Antarctica is almost completely covered with ice. ||||| Fossils of ocean animals on the top of a mountain? | Where is an unexpected location fossils have been found At the top of the highest mountain on earth |
Ocean animals have been found on the Earths tallest mountain. ||||| These fossils were found at the top of Mt. Everest. ||||| Mt. Everest is the highest mountain on Earth. | Where is an unexpected location fossils have been found Antartica and Mount Everest |
Ocean animals have been found on the Earths tallest mountain. ||||| This means that Antarctica was once much warmer than it is now. ||||| Fossils can also give clues about past climates. | Where is an unexpected location fossils have been found Antartica and Mount Everest |
It can only mean that Mt. Everest was uplifted. ||||| Now, Antarctica is almost completely covered with ice. ||||| Fossils of ocean animals on the top of a mountain? | Where is an unexpected location fossils have been found Antartica and Mount Everest |
Ocean animals have been found on the Earths tallest mountain. ||||| These fossils were found at the top of Mt. Everest. ||||| Mt. Everest is the highest mountain on Earth. | Where is an unexpected location fossils have been found Antarctica |
Ocean animals have been found on the Earths tallest mountain. ||||| This means that Antarctica was once much warmer than it is now. ||||| Fossils can also give clues about past climates. | Where is an unexpected location fossils have been found Antarctica |
It can only mean that Mt. Everest was uplifted. ||||| Now, Antarctica is almost completely covered with ice. ||||| Fossils of ocean animals on the top of a mountain? | Where is an unexpected location fossils have been found Antarctica |
These fossils were found at the top of Mt. Everest. ||||| These fossils showed that this entire area was once at the bottom of a sea. | How do we know that Mt. Everest used to be part of the sea Ocean fossils were found at the top of Mt. Everest |
These fossils showed that this entire area was once at the bottom of a sea. ||||| According to fossils, they once did. | How do we know that Mt. Everest used to be part of the sea Ocean fossils were found at the top of Mt. Everest |
Plants do not grow in Antarctica. ||||| Mt. Everest is the highest mountain on Earth. | How do we know that Mt. Everest used to be part of the sea Ocean fossils were found at the top of Mt. Everest |
These fossils were found at the top of Mt. Everest. ||||| These fossils showed that this entire area was once at the bottom of a sea. | How do we know that Mt. Everest used to be part of the sea Ocean animal fossils were found on top |
These fossils showed that this entire area was once at the bottom of a sea. ||||| According to fossils, they once did. | How do we know that Mt. Everest used to be part of the sea Ocean animal fossils were found on top |
Plants do not grow in Antarctica. ||||| Mt. Everest is the highest mountain on Earth. | How do we know that Mt. Everest used to be part of the sea Ocean animal fossils were found on top |
These fossils were found at the top of Mt. Everest. ||||| These fossils showed that this entire area was once at the bottom of a sea. | How do we know that Mt. Everest used to be part of the sea Fossils of ocean animals have been found |
These fossils showed that this entire area was once at the bottom of a sea. ||||| According to fossils, they once did. | How do we know that Mt. Everest used to be part of the sea Fossils of ocean animals have been found |
Plants do not grow in Antarctica. ||||| Mt. Everest is the highest mountain on Earth. | How do we know that Mt. Everest used to be part of the sea Fossils of ocean animals have been found |
In fact, the entire Himalaya mountain range was raised. ||||| Mt. Everest is the highest mountain on Earth. | Which mountain range has the Earth's highest mountain The Himalayas (Mt. Everest is the highest mountain on Earth, and it is located in the Himalayas.) |
In fact, the entire Himalaya mountain range was raised. ||||| Now, Antarctica is almost completely covered with ice. | Which mountain range has the Earth's highest mountain The Himalayas (Mt. Everest is the highest mountain on Earth, and it is located in the Himalayas.) |
These fossils showed that this entire area was once at the bottom of a sea. ||||| Ocean animals have been found on the Earths tallest mountain. | Which mountain range has the Earth's highest mountain The Himalayas (Mt. Everest is the highest mountain on Earth, and it is located in the Himalayas.) |
In fact, the entire Himalaya mountain range was raised. ||||| Mt. Everest is the highest mountain on Earth. | Which mountain range has the Earth's highest mountain The Himalayans |
In fact, the entire Himalaya mountain range was raised. ||||| Now, Antarctica is almost completely covered with ice. | Which mountain range has the Earth's highest mountain The Himalayans |
These fossils showed that this entire area was once at the bottom of a sea. ||||| Ocean animals have been found on the Earths tallest mountain. | Which mountain range has the Earth's highest mountain The Himalayans |
In fact, the entire Himalaya mountain range was raised. ||||| Mt. Everest is the highest mountain on Earth. | Which mountain range has the Earth's highest mountain Himalayan Mountains |
In fact, the entire Himalaya mountain range was raised. ||||| Now, Antarctica is almost completely covered with ice. | Which mountain range has the Earth's highest mountain Himalayan Mountains |
These fossils showed that this entire area was once at the bottom of a sea. ||||| Ocean animals have been found on the Earths tallest mountain. | Which mountain range has the Earth's highest mountain Himalayan Mountains |
In fact, the entire Himalaya mountain range was raised. ||||| Mt. Everest is the highest mountain on Earth. | Which mountain range has the Earth's highest mountain The Himalaya mountain range |
In fact, the entire Himalaya mountain range was raised. ||||| Now, Antarctica is almost completely covered with ice. | Which mountain range has the Earth's highest mountain The Himalaya mountain range |
These fossils showed that this entire area was once at the bottom of a sea. ||||| Ocean animals have been found on the Earths tallest mountain. | Which mountain range has the Earth's highest mountain The Himalaya mountain range |
Plants do not grow in Antarctica. ||||| According to fossils, they once did. ||||| This means that Antarctica was once much warmer than it is now. | How do we know that Antarctica used to be warm Plant fossils were found there |
According to fossils, they once did. ||||| Fossils can also give clues about past climates. ||||| It can only mean that Mt. Everest was uplifted. | How do we know that Antarctica used to be warm Plant fossils were found there |
Fossils give clues about major geological events. ||||| These fossils tell us about Antarcticas past climate. ||||| Ocean animals have been found on the Earths tallest mountain. | How do we know that Antarctica used to be warm Plant fossils were found there |
Plants do not grow in Antarctica. ||||| According to fossils, they once did. ||||| This means that Antarctica was once much warmer than it is now. | How do we know that Antarctica used to be warm Plants can't grow there anymore, but fossils were found there |
According to fossils, they once did. ||||| Fossils can also give clues about past climates. ||||| It can only mean that Mt. Everest was uplifted. | How do we know that Antarctica used to be warm Plants can't grow there anymore, but fossils were found there |
Fossils give clues about major geological events. ||||| These fossils tell us about Antarcticas past climate. ||||| Ocean animals have been found on the Earths tallest mountain. | How do we know that Antarctica used to be warm Plants can't grow there anymore, but fossils were found there |
Plants do not grow in Antarctica. ||||| According to fossils, they once did. ||||| This means that Antarctica was once much warmer than it is now. | How do we know that Antarctica used to be warm Fossils of plants have been found |
According to fossils, they once did. ||||| Fossils can also give clues about past climates. ||||| It can only mean that Mt. Everest was uplifted. | How do we know that Antarctica used to be warm Fossils of plants have been found |
Fossils give clues about major geological events. ||||| These fossils tell us about Antarcticas past climate. ||||| Ocean animals have been found on the Earths tallest mountain. | How do we know that Antarctica used to be warm Fossils of plants have been found |
Electronic theft by foreign and industrial spies and disgruntled employees is costing U.S. companies billions and eroding their international competitive advantage. ||||| That was the message delivered by government and private security experts at an all-day conference on corporate electronic espionage. | Who does the government and private security experts say is committing electronic theft Foreign and industrial spies and disgruntled employees |
That was the message delivered by government and private security experts at an all-day conference on corporate electronic espionage. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Who does the government and private security experts say is committing electronic theft Foreign and industrial spies and disgruntled employees |
The only way to catch an electronic thief, he said, is to set him up with erroneous information. ||||| Any secret can be pirated, the experts said, if it is transmitted over the air. | Who does the government and private security experts say is committing electronic theft Foreign and industrial spies and disgruntled employees |
Electronic theft by foreign and industrial spies and disgruntled employees is costing U.S. companies billions and eroding their international competitive advantage. ||||| That was the message delivered by government and private security experts at an all-day conference on corporate electronic espionage. | Who does the government and private security experts say is committing electronic theft Mr. Matchett |
That was the message delivered by government and private security experts at an all-day conference on corporate electronic espionage. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Who does the government and private security experts say is committing electronic theft Mr. Matchett |
The only way to catch an electronic thief, he said, is to set him up with erroneous information. ||||| Any secret can be pirated, the experts said, if it is transmitted over the air. | Who does the government and private security experts say is committing electronic theft Mr. Matchett |
Electronic theft by foreign and industrial spies and disgruntled employees is costing U.S. companies billions and eroding their international competitive advantage. ||||| That was the message delivered by government and private security experts at an all-day conference on corporate electronic espionage. | Who does the government and private security experts say is committing electronic theft Electronic theft is being commited by Foreign and Industrial spies and disgruntled employees |
That was the message delivered by government and private security experts at an all-day conference on corporate electronic espionage. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Who does the government and private security experts say is committing electronic theft Electronic theft is being commited by Foreign and Industrial spies and disgruntled employees |
The only way to catch an electronic thief, he said, is to set him up with erroneous information. ||||| Any secret can be pirated, the experts said, if it is transmitted over the air. | Who does the government and private security experts say is committing electronic theft Electronic theft is being commited by Foreign and Industrial spies and disgruntled employees |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| They need only position themselves near a company's satellite dish and wait. | Where do amateurs need to position themselves to pirate a secret transmitted over the air Near the company's satellite dish |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| The conference was jointly sponsored by the New York Institute of Technology School of Management and the Armed Forces Communications and Electronics Association, a joint industry-government trade group. ||||| Electronic theft by foreign and industrial spies and disgruntled employees is costing U.S. companies billions and eroding their international competitive advantage. | Where do amateurs need to position themselves to pirate a secret transmitted over the air Near the company's satellite dish |
"Hostile and even friendly nations routinely steal information from U.S. companies and share it with their own companies," said Noel D. Matchett, a former staffer at the federal National Security Agency and now president of Information Security Inc., Silver Spring, Md. It "may well be" that theft of business data is "as serious a strategic threat to national security" as it is a threat to the survival of victimized U.S. firms, said Michelle Van Cleave, the White House's assistant director for National Security Affairs. ||||| "You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The conference was jointly sponsored by the New York Institute of Technology School of Management and the Armed Forces Communications and Electronics Association, a joint industry-government trade group. | Where do amateurs need to position themselves to pirate a secret transmitted over the air Near the company's satellite dish |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| They need only position themselves near a company's satellite dish and wait. | Where do amateurs need to position themselves to pirate a secret transmitted over the air They need to position themselves near a company's satellite dish |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| The conference was jointly sponsored by the New York Institute of Technology School of Management and the Armed Forces Communications and Electronics Association, a joint industry-government trade group. ||||| Electronic theft by foreign and industrial spies and disgruntled employees is costing U.S. companies billions and eroding their international competitive advantage. | Where do amateurs need to position themselves to pirate a secret transmitted over the air They need to position themselves near a company's satellite dish |
"Hostile and even friendly nations routinely steal information from U.S. companies and share it with their own companies," said Noel D. Matchett, a former staffer at the federal National Security Agency and now president of Information Security Inc., Silver Spring, Md. It "may well be" that theft of business data is "as serious a strategic threat to national security" as it is a threat to the survival of victimized U.S. firms, said Michelle Van Cleave, the White House's assistant director for National Security Affairs. ||||| "You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The conference was jointly sponsored by the New York Institute of Technology School of Management and the Armed Forces Communications and Electronics Association, a joint industry-government trade group. | Where do amateurs need to position themselves to pirate a secret transmitted over the air They need to position themselves near a company's satellite dish |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. | Can amateurs pirate any secret transmitted over the air Yes but they need to spend few thousand dollars on that |
Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes but they need to spend few thousand dollars on that |
"You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes but they need to spend few thousand dollars on that |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. | Can amateurs pirate any secret transmitted over the air Yes if they buy a commercially available microwave receiver with amplifier and a VCR recorder |
Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes if they buy a commercially available microwave receiver with amplifier and a VCR recorder |
"You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes if they buy a commercially available microwave receiver with amplifier and a VCR recorder |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. | Can amateurs pirate any secret transmitted over the air Yes amateurs can pirate if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder |
Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes amateurs can pirate if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder |
"You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes amateurs can pirate if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. | Can amateurs pirate any secret transmitted over the air Any secret can be pirated if it is transmitted over the air |
Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Any secret can be pirated if it is transmitted over the air |
"You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Any secret can be pirated if it is transmitted over the air |
Any secret can be pirated, the experts said, if it is transmitted over the air. ||||| Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. | Can amateurs pirate any secret transmitted over the air Yes they can |
Even rank amateurs can do it if they spend a few thousand dollars for a commercially available microwave receiver with amplifier and a VCR recorder. ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes they can |
"You can have a dozen competitors stealing your secrets at the same time," Mr. Matchett said, adding : "It's a pretty good bet they won't get caught." ||||| The only way to catch an electronic thief, he said, is to set him up with erroneous information. | Can amateurs pirate any secret transmitted over the air Yes they can |
The gases floated off into the air, leaving behind just the ashes. ||||| Although matter was changed, it was not created or destroyed. ||||| The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. | What happened to the matter changed to when burning a fire The wood changed to carbon dioxide, water vapor, and other gases that floated off into the air, leaving behind just the ashes |
The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. ||||| This example illustrates the law of conservation of mass. ||||| The ashes and gases combined have the same mass as the wood you started with. | What happened to the matter changed to when burning a fire The wood changed to carbon dioxide, water vapor, and other gases that floated off into the air, leaving behind just the ashes |
If you build a campfire, you start with a large stack of sticks and logs. ||||| By the end of the evening, all that is left is a small pile of ashes. ||||| Assume you had measured the mass of the wood before you burned it. | What happened to the matter changed to when burning a fire The wood changed to carbon dioxide, water vapor, and other gases that floated off into the air, leaving behind just the ashes |
The gases floated off into the air, leaving behind just the ashes. ||||| Although matter was changed, it was not created or destroyed. ||||| The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. | What happened to the matter changed to when burning a fire It changed to other gases |
The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. ||||| This example illustrates the law of conservation of mass. ||||| The ashes and gases combined have the same mass as the wood you started with. | What happened to the matter changed to when burning a fire It changed to other gases |
If you build a campfire, you start with a large stack of sticks and logs. ||||| By the end of the evening, all that is left is a small pile of ashes. ||||| Assume you had measured the mass of the wood before you burned it. | What happened to the matter changed to when burning a fire It changed to other gases |
The gases floated off into the air, leaving behind just the ashes. ||||| Although matter was changed, it was not created or destroyed. ||||| The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. | What happened to the matter changed to when burning a fire It changed to ashes |
The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. ||||| This example illustrates the law of conservation of mass. ||||| The ashes and gases combined have the same mass as the wood you started with. | What happened to the matter changed to when burning a fire It changed to ashes |
If you build a campfire, you start with a large stack of sticks and logs. ||||| By the end of the evening, all that is left is a small pile of ashes. ||||| Assume you had measured the mass of the wood before you burned it. | What happened to the matter changed to when burning a fire It changed to ashes |
The gases floated off into the air, leaving behind just the ashes. ||||| Although matter was changed, it was not created or destroyed. ||||| The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. | What happened to the matter changed to when burning a fire It changed to Carbon dioxide |
The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. ||||| This example illustrates the law of conservation of mass. ||||| The ashes and gases combined have the same mass as the wood you started with. | What happened to the matter changed to when burning a fire It changed to Carbon dioxide |
If you build a campfire, you start with a large stack of sticks and logs. ||||| By the end of the evening, all that is left is a small pile of ashes. ||||| Assume you had measured the mass of the wood before you burned it. | What happened to the matter changed to when burning a fire It changed to Carbon dioxide |
The gases floated off into the air, leaving behind just the ashes. ||||| Although matter was changed, it was not created or destroyed. ||||| The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. | What happened to the matter changed to when burning a fire It changed to water vapor |
The wood changed not only to ashes, but also to carbon dioxide, water vapor, and other gases. ||||| This example illustrates the law of conservation of mass. ||||| The ashes and gases combined have the same mass as the wood you started with. | What happened to the matter changed to when burning a fire It changed to water vapor |
If you build a campfire, you start with a large stack of sticks and logs. ||||| By the end of the evening, all that is left is a small pile of ashes. ||||| Assume you had measured the mass of the wood before you burned it. | What happened to the matter changed to when burning a fire It changed to water vapor |
If you build a campfire, you start with a large stack of sticks and logs. ||||| Although matter was changed, it was not created or destroyed. | Is any matter destroyed when you burn wood in a campfire No |
Although matter was changed, it was not created or destroyed. ||||| You may wonder how it can be conserved if something is now missing? | Is any matter destroyed when you burn wood in a campfire No |
Assume you had also trapped the gases released by the burning wood and measured their mass and the mass of the ashes. ||||| The gases floated off into the air, leaving behind just the ashes. | Is any matter destroyed when you burn wood in a campfire No |
If you build a campfire, you start with a large stack of sticks and logs. ||||| Although matter was changed, it was not created or destroyed. | Is any matter destroyed when you burn wood in a campfire No, because of conservation of mass |
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