Name__________________________

Date 10 February 2005

Geospace – Mr. Cook

Period 4

Vacuum Worksheet

1. What is a vacuum? How is it related to air pressure?

2. What do you think would happen to you if you stepped into a vacuum? What if you were in outer space and your space suite sprung a leak?

3. What is a vacuum pump? What is a vacuum chamber?

4. When you suck through a straw, why does the liquid move up to your moth? What would happen in a vacuum?

5. What is the difference between zero atmosphere and zero gravity?

6. What will the balloon do when I put it in a vacuum? Will it stop growing? What do you think will happen when the vacuum is removed?

7. What happened to the balloon? Did it stop growing? Why? What happened to the balloon when I released the vacuum valve?

8. What will the marshmallow do when I put it in a vacuum? Will it stop growing? What do you think will happen when the vacuum is removed?

9. What happened to the marshmallow? Did it stop growing? Why? What happened to the marshmallow when I released the vacuum valve?

10. What will the shaving cream do when I put it in a vacuum? Will it stop growing? What do you think will happen when the vacuum is removed?

11. What happened to the shaving cream? Did it stop growing? Why? What happened to the shaving cream when I released the vacuum valve?

12. What will the water do when I put it in a vacuum? Will it stop growing? What do you think will happen when the vacuum is removed?

13. What happened to the water? Did it stop growing? Why? What happened to the water when I released the vacuum valve?

14. Will the water be hotter after I remove it from the vacuum than when I put it in?

15. Is the water hotter after I remove it from the vacuum than when I put it in?