HW #16 for 4/21

Visit this website about climate change and answer the following questions:

http://climatekids.nasa.gov/menu/big-questions/

Go to the section entitled:  "What Is Global Climate Change?"
1. Explain the difference between climate and weather.
2. Explain what is our "global climate" is and the parts of our global climate.

Go to the section entitled: "What is the Greenhouse Effect?"
3. Compare how the Earth's atmosphere acts like an actual greenhouse.
4. What is the problem that increased carbon dioxide in our atmosphere is creating for the ocean? How is it changing the ocean?
5. What is the "cloud riddle" that has scientists confused?

Go to the section entitled: "How do we know the climate is changing?"
6. How many degrees is the planet warming? How many of the last twelve years have been the hottest on record?
7. How are scientists able to tell what Earth was like many years ago?