Lesson 6.1

Lesson 6.1 - Work & Energy

by Karl McMurtry

Open Ended

What do you think of when you hear the word work?

Open Ended

What do you think of when you hear the word energy?

​Work

Multiple Select

Which of the following are examples of work?  [select all that apply]

• A waiter carrying a plate to a table

• A person sliding backwards as they try and stop a car rolling down a hill

• Trying to lift a heavy weight but failing

• A cheerleader being lifted over someone’s head

• A ball free-falling off of a building

Multiple Choice

if you push a cart a distance of 5m resulting in 120 J of work, then how much force was used in the direction of movement? 

• 600 N

• 0 N

• 2 N 
• 24 N

Multiple Choice

How much work is done if it takes 20N to move a box 10 meters

• 0
• 2
• 20
• 200

Multiple Choice

If you do 40 joules of work lifting a 10N box, how high is the shelf you move it to.

• 400m
• 40m
• 50m
• 4m

Multiple Choice

How much work did the father do pulling his daughter?

• 1500 J

• 1299 J

• 750 J

• 0 J