CAN YOU ANSWER THE FOLLOWING QUESTIONS?
1. Which thermometer shows the highest temperature and why? 2. Have another look at the cartoon above and complete the following text.
……………………… - frequency rays from the Sun penetrate the glass.
At the bottom of the box they are ……………………and the box warms up.
This warmth is sent back into the air as ………………………radiation.
The glass prevents the ………… from leaving the box.
The air in the box becomes .......................... .
These are the missing words: infra-red, ultra-violet, heat, warmer, absorbed.
3. Which processes emit CO2 into the atmosphere.
How can some of these processes be prevented or reduced?
Further links:
www.treibhauseffekt.com
www.uni-koblenz.de/~odseich/klima/
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