Unit 8 Review

What keeps the planets in orbit around the sun?

• gravity

• friction

• density

• distance

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

If you are pushing a chair with 50 N of force and your friend is pushing the opposite direction with 50N of force, what will happen?

• the chair moves toward you

• the chair moves toward your friend

• the chair doesn't move

• the chair spins

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is true about this image?

• It shows unbalance forces.

• It shows balanced forces.

• The people on the right are winning.

• The people on the left are winning.

Tags

NGSS.MS-PS2-2

What is the net force in this picture?

• 500N

• 1000N

• 250N

• 0N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is true about this picture?

• the forces are balanced

• the net force is 10N

• The net force is 3 N

• The net force is 7N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the unit to MEASURE force?

• Kilogram
• Meter
• Pascal
• Newton

The sum of all forces acting on an object.

• Contact Force
• Balanced Force
• Unbalanced Force
• Net Force

Tags

NGSS.MS-PS2-2

What will cause an object to move?

• Applied forces
• Balanced forces
• Unbalanced forces

Tags

NGSS.MS-PS2-2

What is the net force of an object that is not moving?

• 0 N
• 100 N
• Upward force
• 10 N

Less mass equals:

• less gravity

• less distance

• more gravity

• more distance

Tags

NGSS.MS-PS2-4