Check In First 9 weeks

What is a hypothesis?

• information collected from an experiment

• the variable that is changed

• your educated guess or prediction

• none of these

What is a variable?

• something that is changed

• an educated guess or prediction

• the information from the experiment

Param is from ____________

• Nigeria

• India

• New York

• China

A graph is to

• show data quickly and easily

• because scientists like to be artistic

• so artists can feel included

Bar graphs show_____________

• parts of a whole

• trends over time

• comparing two or more things

Pie charts are to show __________

• comparison of two things

• parts of a whole

• to show trends

An independent variable is the variable that _____

• the scientist changes

• that changes because of the dependent variable

• is the group or thing that is not changed

The control or control group is

• the thing the scientist changes

• what changes in the experiment

• what is not exposed to the change

When you create an experiment you need to make sure the ___________ stay the same for the control and the experimental group.

• independent variable

• dependent variable

• constants

• line graph

A line graph is used to show___________

• trends

• parts of a whole

• comparing two things