Study Variables

Question 1

Pendulum

Answer 1

an object swinging on the end of a string, chain or rod

Question 2

oscillation

Answer 2

one complete swing of a pendulum

Question 3

period

Answer 3

the time taken for one oscillation of a pendulum

Question 4

Dependent Variable

Answer 4

a variable that is expected to change when the independent variable is changed. The dependent variable is observed or measured during the experiment.

Question 5

Independent Variable

Answer 5

The variable that the scientist changes to observe its effect on another variable,
The variable that is changed to see what affect it has on something.

Question 6

Fair Test

Answer 6

a method for determining an answer to a problem without favouring any particular outcome — another name for a controlled experiment

You conduct a fair test by making sure that you change one factor at a time while keeping all other conditions the same.