energy and forces

Energy can be created.

• True
• False

Energy cannot be destroyed.

• True 
• False

Tags

NGSS.MS-PS3-5

What type of energy is in this picture?

• Kinetic
• Potential
• Chemical
• Sound

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

At what position does the rock have the greatest kinetic energy?

• A
• B
• D
• E

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

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

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

Tags

NGSS.MS-PS3-1

__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

Tags

NGSS.MS-PS3-2

Explain what happens to the potential energy of a rock as it falls off the side of a cliff.

• The kinetic energy decreases as the potential energy increases.
• The kinetic energy decreases as the potential energy decreases.
• The potential energy decreases as the kinetic energy increases.
• The potential energy decreases as the kinetic energy decreases. 

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

At which point is potential energy greatest?

• W

• X

• Y

• Z

Tags

NGSS.MS-PS3-2

Increasing an object's speed will increase its kinetic energy.

• True

• False

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

How does height affect potential energy?

• Higher the object the lower the PE

• Higher the object the higher the PE

• Potential energy never changes

• Moving an object higher creates more potential energy

Tags

NGSS.MS-PS3-2