Thats why land near a large body of water never gets quite as cold in the winter as land far away from the water. The stored heat in the water keeps the land around it warm
Slowly, all winter long, heat from the water moves out into the cold air. Heat always moves that wayfrom a warmer place or thing to a cooler one. Once you know which way heat moves, you understand how things get hot and how they lose heat.
1. All the work in the world is done by energy coming from the sun in one form or another.
2. As we humans depend on plants for food, plants live on chemical energy converted from light energy.
3. Unless the sun dies, it will supply endless energy on earth.
4. It has been a long time since people began to use solar energy because sunshine can be stored in houses.
5. The advantage of the solar house is that it has hot water and heating.
6. A solar house doesnt have to use electricity when it makes a good use of solar energy.
7. The passage gives a brief account of how solar energy is employed.
8. We can understand how things get hot or lose heat as long as we know______.
9. Most of the energy the sun supplies to us is in the forms of______.
10. People like to use fossil fuels to get almost all kinds of energy because they are______.
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