Motion and Forces Unit

A push or pull is referred to as a: 

• vector
• force
• air resistance

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The unit for force is a called a: 

• Galileo
• Newton
• Aristotle

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NGSS.MS-PS2-1

The overall force acting on an object after all the forces are combined is called a 

• net force
• unbalanced force
• balanced force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When the net force is zero what type of force is acting on the objects? 

• balanced force
• unbalanced force

Tags

NGSS.HS-PS2-1

When the resulting force is greater than zero what type of force is acting on the objects? 

• balanced force
• unbalanced force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A force that opposes the motion of objects that touch as they move past each other. 

• vector
• gravity
• friction 

A type of friction that acts on objects that are not moving. 

• static
• rolling
• sliding

The constant velocity of a falling object when the force of air resistance equals the force of gravity is called: 

• terminal velocity
• projectile motion
• sliding friction

Tags

NGSS.HS-PS2-1

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Every action force has...

• no reaction.

• an equal and opposite reaction force.

• an unequal and opposite reaction force.

• a balanced and unbalanced force.

Tags

NGSS.MS-PS2-1

Which of the following objects has the greatest inertia?

• a large truck parked in the side of the street

• a softball traveling at 95 miles per hour

• a laptop sitting on your desk

Answer explanation

Objects with more mass have larger amounts of inertia.