Physics- Work -FINAL

Match the following force diagrams with the direction of the resulting motion.

• Right

• 
• Down

• 
• No motion

• 
• Up

• 
• Left

• 

Two factors that determine work are...

• Force

• Mass

• Velocity

• Distance

Units of work are...

• Newtons

• Grams

• Joules

• Meters

If you push a cart with a force of 60 N for 2 m... how much work have you done?

• 120 J

• 30 J

• 120 N

• 30 N

If 40N of force is applied to Rollo Koster's 10 kg cart over a distance of 50 meters, how much work is done?

• 8000 J

• 8000 N

• 4000 J

• 2000 J

If the mystery machine moves 100 meters how much work is done?

• 130,000,000 J

• 70,000 J

• 100,000 J

• 30,000 J

Work is

• having a job

• movement

• energy transfer

• energy transfer to an object

The ( ) the force the ( ) work is done

• less, more

• smaller, more

• bigger, more

• bigger, less

Where does the car have the most gravitational PE?

• A

• B

• C

• D

Where is the car moving fastest?

• A

• B

• C

• D