Work and Energy Quiz

What is the specific meaning of work in physics?

• Sitting at a computer and studying for an exam

• Writing a paper

• Doing chores around the house

• When a force causes an object to move or be displaced

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What is the relationship between force, displacement, and work?

• Force minus displacement equals work

• Force plus displacement equals work

• Force divided by displacement equals work

• Force times displacement equals work

When is work considered positive?

• When there is no displacement

• When there is no force applied

• When force and displacement are in opposite directions

• When force and displacement are in the same direction

What is the unit of work in physics?

• Kilogram

• Newton

• Meter

• Joule

When is work considered negative?

• When force and displacement are in the same direction

• When force and displacement are in opposite directions

• When there is no displacement

• When there is no force applied

In which direction is work done when lifting a box vertically?

• Neither X nor Y direction

• Both X and Y directions

• Y direction

• X direction

Tags

NGSS.HS-PS2-1

Where is the work done when pushing a box horizontally?

• X direction

• Y direction

• Both X and Y directions

• Neither X nor Y direction

What is the work done when doing a sit up?

• Positive work

• Cannot be determined

• Negative work

• Zero work

Tags

NGSS.HS-PS2-1

What is the work done on a sled by football players?

• 1.13 joules

• 1.13 kilojoules

• 1.13 newton meters

• 1.13 kilonewton meters

Tags

NGSS.HS-PS3-1

What is the relationship between work and energy?

• Energy is the absence of work

• Energy is the ability to do work

• Work and energy are unrelated

• Work transfers energy from one object to another

Tags

NGSS.HS-PS3-3

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