Forces and Motion

Which type of force resists motion?

• Friction

• Gravity

• Pull

• Push

What happens in a game of tug-a-war when both teams pull the rope with equal force and in opposite directions?

• The rope does not move

• Both teams move to the right

• Both teams move to the left

• Both teams fall down

Tags

NGSS.MS-PS2-2

Why does a parachute slow down someone who is falling from the sky?

• It applies gravity in the same direction
• It applies air resistance in the opposite direction
• It applies gravity in the opposite direction
• It applies air resistance in the same direction

.....................are the pushes and pulls that affect motion.

• Forces

• Gravity

• Mass

• Air Resistance

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

.....................is a force that pulls objects together. On Earth, it is a force that pulls all objects to Earth's center.

• Forces

• Air Resistance

• Gravity

• Mass

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS2-4

When forces on an object are balanced, what is the force?

• Five
• Ten
• Six
• Zero

______ measures an object's tendency to resist changing its motion.

• Acceleration
• inertia
• Gravity
• weight

What is the net force?

• 400 N Up
• 400 N Down
• - 400 N Down
• 800 N Down

Tags

NGSS.MS-PS2-2

What is the net force?

• 40 N left
• 0 N Balalnced
• 400 N right
• 40 N right

Tags

NGSS.MS-PS2-2

When an object is acted on by unbalanced forces, the object will 

• continue in the same direction
• continue at the same speed
• accelerate in the direction of the unbalanced force
• will have no change in motion

Tags

NGSS.MS-PS2-2