Variables

2. Different types of
variables

3. Variable that you change in an experiment.
Variables that you keep the same in an
experiment, if it changes it would not be a
fair test.
Variable that you measure, so your data.
Different types of variables:

5. Inquiry question Variables Independent (to
change)
Dependent (to
measure)
Controlled (to keep the same for a
valid experiment)
Which material for the
sole f a shoe squashes the
most?
 Material
Thickness
Weight(mass) of person
Colour of shoe
Which method keeps food
fresh the longest?
 Kind of food
Amount of salt
Cost f food
Temperature of room
Time to go rotten
How does excercise affect
our bodies?
 Number of stairs climed
Pulse (hearbeat) rate
Weight (mass) of person
Time taken to climb stairs
Hairstyle of person
Gender (male or female) of person
Age of person