question: Write a question you would see in a school textbook. OPTIONS:
- increasing the need to search for more oil.
- reducing the time it takes for oil to be renewed.
- decreasing the amount of oil that exists underground.
- extending the time that oil will be available for people to use.
answer: New engine technology has helped cars get more mileage per gallon of gas. Since gasoline comes from oil, this technology will affect the world supply of oil by

question: Write a question you would see in a school textbook. OPTIONS:
- heat.
- light.
- radiation.
- electricity.
answer: Solar cells absorb energy from the sun. In order to use this energy to power household appliances, solar cells must convert the absorbed energy to

question: Write a question you would see in a school textbook. OPTIONS:
- The mass and weight will change.
- The mass and weight will stay the same.
- The mass will stay the same, but the weight will change.
- The mass will change, but the weight will stay the same.
answer:
Scientists launch a rocket into space for a mission. Once the rocket escapes the gravitational pull of Earth, how will the mass and weight of the rocket be affected?