Table of Contents

.............................................................xiii-xv

Scientific Investigation and Reas4

............................................................... 4

1. Safety Equipment

2. Safe Practices

Matter and Energy48

7.5A.. . ...5 12

3. Photosynthesis Scramble

4. Counting Bubbles

5. Energy in Photosynthesis

6. Bubbly Water

... ...............................................................13 18

7. Cycling of Matter

8. Matter in an Ecosystem

9. Disappearing Apples

7.5C ................................................................19 26

10. Energy Pyramid

11. Food Webs

12. Energy Flow in a Food Web

13. Energy Flow in a Pyramid

*Supporting Standard