1. Atmosphere Space Surface Weather
Ask kids: What do you see in this picture?
Picture:

2. Space is very cold. Why are we warm on the Earth?
How warm is it out in space?
Why are we warm on the Earth?

3. The surface of the sun is very hot. The sun is very far away
The surface of the sun is very hot. The sun is very far away. How does the energy get here?
Visible light

4. How warm is it on the moon?
+100oC
-147oC
+212oF
How warm or cold does it get on the Earth?
-233oF

5. How warm is it on the Earth?
Minnesota: -20oF to 95oF
Average: 59oF
Coldest: -129oF (Siberia)
Hottest: 135oF (Sahara desert)
What is keeping the Earth from cooling too much, or from overheating?

6. What would happen if all that absrobed heat would stay with us?

7. Warm objects radiate

8. The Earth sends infrared radiation, too

9. Things that stop the heat radiation into space:
Clouds
Dust
Greenhouse gases:
Water vapor
Carbon dioxide
Methane
Are greenhouse gases bad?
Do the bucket demo now.