Friday, November 02, 2012

11/2 Homework and Answers for Science Test today

1. Review and Fix Week 10 Tests: Both Chinese and Science
2. Hanlexon 3A L2
3. Bring 3A L3 Yellow Flashcards
4. Please bring science test on Monday. We need answer correction for Question No. 3. Thank you.
1. Rain is a gas. --- (No, it's a liquid.)
2. Ice is a solid.
3. River is groundwater. ---(No.)
4. Salt water is drinkable water. ---(No)
5. Sea water is salt water.
6. About 1 % of all states of water on the earth is glaciers. ---(No, it's about 2%.)
7. There is about 90% of water, including different states, on the globe. ---(No, it's 70%.)
8. Rain will fall on mountains and flow down to form rivers (runoff). This kind of water is fresh water.
9. The process that water vapor becomes water is called evaporation. ---(No, it's called condensation.)
10. Evaporation happens when there is an energy source that makes the temperature become higher and makes water become water vapor.
 11. The higher the temperature is, the faster water evaporates.
12. When  the gas water cools down, it will condense.
13. The water inside of plants also evaporates(transpiration).
14. When it's snowing, we call it condensation. ---(We call it precipitation.)
15. The dew on a leaf is water condensation.
16. When water comes down from clouds, it is called precipitation.
17. There are four kinds of precipitation. They are rain, snow, sleet and hail.
18. The freezing point is 32 degree F.
19. If tomorrow is 60 degree F, it might snow. ---(No. It won't snow.)
20. If tomorrow is 15 degree F, it might snow.

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