Biology 1 Unit 1 Quiz

An educated guess that has not been tested. 

• law
• theory
• hypothesis
• fact

How many variables should you change in an experiment?

• none
• 1
• 2 or more
• depends on the type of experiment

Tags

CCSS.HSS.IC.B.3

The variable in an experiment deliberately changed by the scientist. (The variable being tested.)

• dependent variable

• independent variable

• data

• control group

Johaniel set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

• distance traveled by the ball

• height of the ramp

• mass of the ball

• ball type

Three soccer players investigate to see who can kick a soccer ball the farthest. They mark off an area on the field for their investigation. Which should they keep constant?

• the height of the players

• the color of the ball kicked

• the order in which the players kick

• the spot from which the players kick

A factor in an experiment that is kept the same.

• weather

• controlled variable

• dependent variable

• experimental group

What is the control group?

• amount of time the spray stays on the shower
• the half of the shower sprayed with water
• the half of the shower sprayed with coconut juice
• the amount of slime

Tags

CCSS.RI.9-10.4

CCSS.RI.9-10.4

CCSS.RI.11-12.4

CCSS.RI.7.4

CCSS.RI.8.4

What is the purpose of the Control Group?

• To control the results

• To make the experiment official

• To test the constants

• To be compared to the Experimental Group

Tags

NGSS.MS-PS2-5

In an experiment testing the effect of different types of fertilizers on plants, one variable that should be kept constant is

• the amount of fertilizer

• the type of plant

• the amount of sunlight

• all of the above

Tags

NGSS.MS-LS2-1

If you were testing how well different dish soaps cleaned grease, the independent variable would be the:

• dish type
• amount of grease
• dish soap type
• grease type