A force that opposes, or pushes back against, an object moving past another object

• gravity

• friction

• inertia

• mass

An object at rest will stay at rest unless an unbalanced force acts on it.

• True

• False

An object that is changing position (location) is

• at rest

• in motion

An object's tendency to resist (not) change its state of motion.

• gravity

• force

• inertia

• friction

If an object in motion is not acted on by an unbalanced force, it will continue with the same speed and direction.

• True

• False

If an object is speeding up, it is accelerating.

• True

• False

Tags

NGSS.MS-PS3-5

If these teams are pulling with the same amount of force what will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

What is the net force?

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

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

How will this object move? 

• It won't move. 
• It will move to the right. 
• It will move to the left. 
• It will move up. 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N. What is the resultant force?

• 50N to the left.
• 350N to the left.
• 350N to the right.
• 50N to the right.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2