Basic Force and Work

Ability to do work is known as?

• Energy

• Work

• Force

• Machine

Tags

NGSS.MS-PS3-5

A force that tries to stop a moving object is known as?

• Gravitational force

• Force of friction

• Mechanical force

• Electrical force

_____ is said to be done when force moves an object.

• work

• energy

• motion

Tags

NGSS.MS-PS3-5

The ability or capacity to do work is called _____.

• energy

• force

• work

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

What will happen to the book if no other forces act upon it?

• book will stay at rest

• book will begin to move

• mass of the book will increase

• gravity on the book will increase

The picture shows an athlete hitting a ball with a tennis racquet. What is the athlete demonstrating in the picture?

• Doing work by pushing the ball and changing its motion and position

• Changing the position but not the motion of the ball

• Doing work by pulling the racquet and changing the ball's position but not its motion

• Changing the position and motion of the ball without doing any work

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

NGSS.MS-PS2-1

Work is done when you are doing all of the following except

• dancing

• pulling a tractor

• skipping

• playing baseball

Work is done only when a force moves an object over a distance.

• True

• False

Tags

NGSS.HS-PS3-2

Work is done when opposing forces acting on the same object are

• balanced

• unbalanced

• equal

• created

When would more work be done?

• When an object is stable.

• When an object moves over a short distance

• When the object moved is very heavy

• When the object is very light.