A sled sliding on a flat, icy surface with a constant velocity is best described by

• Newton’s first law of motion for objects at rest.
• Newton’s first law of motion for objects in motion.
• Newton’s second law of motion.
• Newton’s third law of motion.

Dividing the total distance traveled by the total time is how to calculate

• average speed.
• average velocity.
• average acceleration.

A ____ force is the total force felt by an object.

• sum
• net
• strong
• balanced

Tags

NGSS.MS-PS2-2

____ is the rubbing force that acts against motion between two touching surfaces.

• Acceleration
• Normal force
• Momentum
• Friction

Tags

NGSS.MS-PS2-2

You hit a wall with a stick.  The equal but opposite reaction is ____.

• the wall pushes against you
• the stick pushes against you
• you push against the stick
• the wall pushes against the stick

Tags

NGSS.MS-PS2-1

A ping pong ball accelerates more than a baseball being thrown with the same force. This is an example of which Law of Motion? 

• Newton's First Law 
• Newton's Second Law 
• Newton's Third Law

Tags

NGSS.MS-PS2-2

What is the product of an objects mass and velocity?

• Momentum
• Gravity
• Inertia
• Weight

Tags

NGSS.HS-PS2-2

What is an attractive force that acts between any two objects?

• electromagnetic force
• Inertia
• Gravitational Force
• Mass

Tags

NGSS.MS-PS2-4

What is a force associated with charged particles, which has two aspects, electric force and magnetic force.

• Gravitational Force
• Sliding Friction
• Electromagnetic Force
• Weak nuclear force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What does this graph represent?

• Constant speed
• Acceleration
• Not moving
• decceleration

Tags

NGSS.MS-PS3-1