Graphs & Variables Test

What is an independent variable?

• Something we change on purpose

• Something we watch happen

• Something we keep the same

• Something we ignore

Tags

NGSS.MS-PS3-4

A dependent variable is...

• Something we change on purpose

• Something we watch happen

• Something we keep the same

• Something we ignore

Tags

NGSS.MS-PS3-4

How many independent variables should you change in one experiment?

• Zero

• One

• Two

• As many as you want

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What does a hypothesis help you do?

• Prove something is true

• Make a prediction

• Buy equipment

• Draw a graph

A control variable is...

• Something we change on purpose

• Something we watch happen

• Something we keep the same

• Something we ignore

Tags

NGSS.MS-PS2-2

Which graph shows parts of a whole?

• Bar graph

• Line graph

• Circle graph

• Stick graph

What do bar graphs show?

• Change over time

• Different amounts

• Percentages

• Weather patterns

A line graph is best for showing...

• Change over time

• Different amounts

• Percentages

• Pizza slices

What is a positive relationship?

• One thing goes up while another goes down

• Nothing changes

• Both things go up together

• Both things go down

A negative relationship means...

• One thing goes up while another goes down

• Nothing changes

• Both things go up together

• Both things go down