Exam Revison

Question 1

Dependent Variable

Answer 1

The variable that is measured and which is affected by the independent variable.

Question 2

Independent Variable

Answer 2

The variable that is changed and which is independent.

Question 3

Control

Answer 3

A variable that is kept unaffected by other variables during an experiment in order to compare to see if the (IV) has any effect.

Question 4

Variable

Answer 4

A variable is any item factor or condition that can be controlled, measured or changed.

Question 5

Photosynthesis equation

Answer 5

CO2 + H20 ——> C6H1206 + O2

Question 6

Aerobic cellular respiration

Answer 6

C6H12O6 + O2 ——-> CO2 + H20 + ATP

Question 7

Anaerobic cellular respiration

Answer 7

C6H12O6 ———> C3H6O3 + ATP

Question 8

Respiration

Answer 8

Breakdown of glucose with the help of enzymes.

Question 9

ATP

Answer 9

Adenosine Triphosphate. Transforms chemical energy into a form of energy cells can use.

Question 10

P-wave speed

Answer 10

28800 km/hr

Question 11

S-wave speed

Answer 11

14000 km/hr

Question 12

L-wave speed

Answer 12

7200 km/hr