Newton's Second Law

The increasing speed of a falling object is caused by _____________.

• force
• mass
• speed
• gravity

Tags

NGSS.MS-PS2-4

One kg multiplied by m/s² can also be expressed as 1 __________.

• direction
• mass
• kilogram²
• newton

Tags

NGSS.HS-PS2-1

Newton's second law of motion describes acceleration as force divided by __________.

• mass
• inertia
• speed
• direction

Tags

NGSS.MS-PS2-2

According to __________, the acceleration of an object is equal to the net force acting on the object divided by the object's mass. 

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

Tags

NGSS.MS-PS2-2

What happens when unbalanced forces act on an object at rest?

• the object remains at rest
• the object begins moving in an unpredictable direction
• the object begins moving in the direction of the net force
• the object begins moving opposite to the direction of net force

Tags

NGSS.MS-PS2-2

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

• 25 Newtons
• 20 Newtons
• 200 Newtons
• 10 Newtons

Tags

NGSS.MS-PS2-2

What Unit do we Measure Force in? 

• Newtons
• Joules
• Force
• Don't know

F=MA
An object of mass 10 kg is accelerated upward at 2 m/s².  What force is required? 

• 20 N
• 2 N
• 5 N
• 0 N

Tags

NGSS.MS-PS2-2

20 N is the

• mass
• weight
• force
• acceleration 

45 m/s² is the... 

• Mass
• Force 
• Acceleration
• weight