1. Review of Specific Topics / Practice Questions

2. 4) What is a major cause of variation within a species?
I. sexual reproduction
2. asexual reproduction
3. extinction
4. Photosynthesis

3. 7.

4. 10.

5. 11.

6. 13.
Warm air cools and changes from gas to liquid

7. 14.

8. 16.

9. 17.
20 N N

10. 25.
T T Tt Tt t Tt Tt
% of tall plants = 100% because the dominant (T) will always overpower the
Recessive ( t)

11. 26. Results of crossing the offspring
T t T t TT Tt Tt tt

12. 33 & 34 . 33. Mitosis or asexual reproduction
34.Results in identical genetic material as original cell

13. 34.

14. 35 & 36. 35. You can use a magnet to separate because in a mixture
you can separate by physical properties
36. The evidence of a chemical change is that there are new
properties since it is an entirely new substance

15. 37.
Potential chemical to kinetic light (radiant) and heat

16. 38.
Mechanical energy to sound energy

17. 39. Hypothesis : If, then, because…
Factor to be varied (independent variable): surface type
Two factors to hold constant:
Ball type
Person testing
Drop height
Racket