Physics

Why does a book on a table not move?

• No forces are acting on the book.

• Gravity is the only force acting on the book.

• The forces of the table pushing up and gravity pulling down are balanced.

Calculate the Net Force. 

• 60N, Left 

• 40N, Right 

• 0N

• 60N, Right

Calculate the Net Force. 

• 40N, Left

• 40N, Right

• 0N, Balanced

• 75N, Right

Tags

NGSS.MS-PS2-2

You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

• 60 N right

• 10 N left

• 60 N left

• 50 N left

Tags

NGSS.MS-PS2-2

Changes in our speed, direction or both are called _________.

• gravity

• changes

• acceleration

• displacement

Tags

NGSS.MS-PS2-2

The energy possessed by an object because of its motion is called ___________.

• force

• inertia

• kinetic energy

• potential energy

Tags

NGSS.MS-PS3-1

The energy possessed by an object because of its height above the ground is called ____________.

• kinetic energy

• potential energy

• inertia

• speed

Tags

NGSS.MS-PS3-2

If one object exerts a force on a second object, the second object exerts a force equal in force and opposite in direction. The law of action & reaction is ________________.

• Newton's First Law of Motion

• Newton's Second Law of Motion

• Newton's Third Law of Motion

Tags

NGSS.MS-PS2-1

Which word describes the speed and direction of an object as it moves?

• weight

• velocity

• speed

• energy

Which law states that an object acted upon by a net force will accelerate in the direction of the force, and that acceleration equals the net force divided by the mass?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Inertia