life science skills

Question 1

dependent variable

Answer 1

the variable that is measured during the investigation because it will be influenced by the change in the independent variable

Question 2

independent variable

Answer 2

the variable you control and may change during the experiment

Question 3

fixed variable

Answer 3

the factors that must remain constant during the experiment in order to not influence it

Question 4

sides are the variables on

Answer 4

dependent: left-hand column
independent: right-hand column

Question 5

pie chart

Answer 5

• shows the data as a percentage of the total whole.

Question 6

bar graph

Answer 6

• when the independent variable is non-numerical
• x-axis is horizontal, y-axis is vertical

Question 7

line graph

Answer 7

• when dependent and independent variables are both numbers
• is used to indicate a tendency or pattern
• starts with 0