Gen Chem 1 Final Exam Review

What is a factor that is measured for change in an experiment?

• control
• constant
• independent variable
• dependent variable

Tags

NGSS.HS-PS1-3

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

Tags

NGSS.MS-PS2-2

What is the effect of salt water on the average of the height of the 3 tallest blades of grass?
What is the independent variable in the above question?

• salt water
• height
• average
• effect

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is an if....then statement that predicts the outcome of an experiment or how the Independent variable effects the dependent variable?

• Conclusion
• Materials
• Hypothesis
• Problem

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

If I water the plant more often, then it will grow taller.  Name the independent variable.

• The height of the plant
• The size of the pot
• The amount of water
• The amount of light.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

If I water the plant more often, then it will grow taller.  Name the dependent variable.

• The amount of water.
• The amount of soil.
• The height of the plant.
• The amount of water.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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

Dory 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

Tags

NGSS.MS-PS2-2

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.4.10

CCSS.RI.5.10

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RI.9-10.4

Mr. S. sets up an experiment to see how toy cars with different masses affects the distance they roll down a ramp.  Identify the dependent variable.

• height of the ramp
•  distance traveled by the cars
• mass of the car
• number of cars