Force/Motion/Gravity

The force that opposes motion between two surfaces in contact with each other.

• inertia
• friction
• momentum
• gravity

A force that opposes motion between a surface in contact with the atmosphere.

• air resistance
• gravity
• momentum
• terminal velocity

Tags

NGSS.HS-PS2-1

An archer pulls the bowstring back, then releases the string and the arrow flies forward. Pulling the string back is the...

• action force
• reaction force
• net force
• inertia

Tags

NGSS.MS-PS2-1

A cannonball with a mass of 10 kg is flying at an acceleration of 5 m/sec/sec. What is it's force?

• 50 Newtons
• 5 Newtons
• 20 Newtons
• 9.5 Newtons

Tags

NGSS.MS-PS2-2

Gravity is increased with...

• greater mass & shorter distance
• greater mass & farther distance
• lower mass & shorter distance
• lower mass & farther distance

Tags

NGSS.MS-PS2-4

A 10 lb. bowling ball hits a stationary 20 lb. bowling ball. Which of the following is not true about the 2nd ball?

• will have unbalanced forces acting on it
• move twice as fast as the original ball
• not move unless there is enough force to overcome its inertia
• take on the momentum of the original ball

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

In the picture, the blocks are flying out of the truck based on which of Newton's laws?

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• Newton's 6th Law

Tags

NGSS.MS-PS2-1

A 20 kg bike accelerates at 10 m/s2.  what was the force

• 25
• 200 N
• 20 N
• 10 N

Tags

NGSS.MS-PS2-2

Which law explains why when you put a book on a table the table pushes on the book

• 3rd law
• 4th law
• 1st law
• 2nd law

Tags

NGSS.MS-PS2-1

Which type of force(s) will cause a change in an object's motion?

• gravity
• zero net force
• balanced forces
• unbalanced forces

Tags

NGSS.MS-PS2-2