Experimental Design & Energy Quiz

Which part of an experiment does the scientist change?

• Controlled variables
• Dependent Variable
• Independent Variable
• Constants

Tags

NGSS.MS-PS2-2

What is the dependent variable in the following experiment?
Does eating foods with more sugar make my dog hyperactive?

• Giving your dog food with sugar
• Giving your dog food with no sugar
• How hyper your dog is
• Giving your dog equal amounts of both food

What is the purpose of a control?

• to compare
• to measure
• to act as a back up
• to test

A grasshopper at the highest point of it's jump from plant to plant.

Kinetic Energy or Potential Energy?

• Kinetic Energy

• Potential Energy

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

A little boy is on his skateboard riding down a big hill.

Which explains the energy transformation that takes place?

• Kinetic decreases and potential energy increases

• kinetic energy increases and potential energy decreases

• both potential and kinetic energy decrease

• both kinetic and potential increase

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

You let go of a ball and it falls to the floor. What kind of energy transformation takes place?

• Potential changes into kinetic as if falls

• Kinetic changes into potential as it falls

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

What force causes the roller coaster to slow down?

• friction

• applying force

• gravity

• gravity and friction

Tags

NGSS.MS-PS3-5

Where is potential energy the GREATEST on a roller coaster?

• At the bottom of the first hill

• At the top of the first hill

• Half way down the first hill

Tags

NGSS.MS-PS3-2

Where is kinetic energy the LEAST on a roller coaster?

• At the bottom of the first hill

• At the top of the first hill

• Halfway down the first hill

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Where is potential energy the LEAST on a roller coaster?

• At the top of the first hill

• Halfway down the first hill

• At the bottom of the first hill

Tags

NGSS.MS-PS3-2