Chapter 12 Review

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

Tags

NGSS.HS-PS3-2

What would have the greatest kinetic energy?

• A car driving down a hill.
• A person running down a hill. 
• A ball rolling down a hill. 

Tags

NGSS.HS-PS3-2

What is energy?

• something that picks up things, like a magnet.

• Motion of an object

• ability to do work

• magic rays of sunshine that come down when you're feeling blue.

Tags

NGSS.MS-PS3-5

Energy stored because of gravity is called:

• Gravitational Potential Energy

• Kinetic Energy

• Mechanical Advantage

• Chemical Energy

Tags

NGSS.HS-PS2-4

Which would have the LEAST gravitational potential energy (GPE)?

• A ball sitting on the ground

• Moon viewed from the Earth

• An airplane flying 30,000 feet above the ground

• A rock sitting on top of Mt. Everest

Tags

NGSS.MS-PS3-2

Gravitational potential energy depends on the strength of gravity, ________ and ________ of the object.

• height and mass

• friction and movement

• mass and movement

• height and friction

Which is the correct unit for expressing gravitational potential energy?

• Joule

• Newton

• m/s²

• meter

Which of the following is the correct equation for calculating an object's gravitational potential energy?

• PE = mgh

• PE = mg / h

• PE = mg + h

• PE = gh

How does heat move?

• From cooler objects to warmer objects.

• From warmer objects to cooler objects

• From metal objects to nonmetal objects

• Very quickly in all directions

Tags

NGSS.HS-PS3-4

What is the transfer of heat by movement of liquids or gases?

• Radiation
• Convection
• Conduction
• Heat