Forces 3 (Energy conservation)

Multiple Select

When does the skater have the most gravitational potential energy?

• A

• B

• C

• D

Poll

When does the skater have the most kinetic energy?

• A

• B

• C

• D

Poll

When does the skater have zero speed?

• A

• B

• C

• D

Poll

Predict the chart for kinetic and gravitational potential energies where the skater has zero speed.

• A

• B

• C

• D

Poll

Where might the skater be when the kinetic energy and gravitational potential energy are equal?

• A

• B

• C

• D

Draw

Challenge: Predict the bar chart when the skater starts from a lower position instead.

Let's use a different park

Poll

Predict if the skater is able to reach point D.

• YASSSS

• Hell NAHHH

Open Ended

What can be done to ensure that the skater stops at C?

Poll

Which of the graphs shows the energies when friction is present?

• A

• B

• C

• D