Force, Motion, and Energy Review

The roller coaster cart has the most gravitational potential energy at position-

• W
• X
• Y
• Z

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

When a pendulum swings, at which point is kinetic energy highest?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 

• Both the potential energy and kinetic energy decrease
• The potential energy decreases while the kinetic energy increases 
• The kinetic energy decreases while the potential energy increases 
• Bothe the potential energy and kinetic energy increase 

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When the net force is zero, the forces on an object are balanced. True or false.

• true
• false

What must occur to a shopping cart at rest in order to make it roll forward?

• A force must be provided to overcome gravity.
• Balanced forces must be acting on the cart.
• An unbalanced force smaller than friction must act upon it.
• An unbalanced force larger than fiction must act upon it. 

Tags

NGSS.MS-PS2-2

With unbalanced forces, the object will move in the direction of the _______ force.

• larger 
• smaller 
• equal 

Tags

NGSS.MS-PS2-2

What motion will result from two forces acting on an object: one force of 50 Newtons to the east, the other a force of 30 newtons to the west? The object will - 

• move east.
• move west.
• move north.
• move south

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following best describes the forces being applied in this situation?

• The forces are balanced, and the net force is zero.
• The forces are unbalanced, and the force of Horse 1 is greater.
• The forces are unbalanced, and the force of Horse 2 is greater.
• The forces are balanced, and the force of Horse 1 is greater.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A box rests motionless on the ground. One student is pushing the box to the right with a force of 2 Newtons. The other student is pushing to the left with a force of 5 Newtons. In which direction will the box move?

• Right
• Left
• No movement

Tags

NGSS.MS-PS2-2