Item EG004004: A car has the most motion energy when it is traveling at the highest speed.

A man is driving a car. He slows down to stop at a stop sign.

When does the car have the most motion energy (kinetic energy)?

  1. When the car's speed is 30 miles per hour
  2. When the car's speed is 15 miles per hour
  3. When the car's speed is 0 miles per hour
  4. The car's motion energy is the same the whole time.

Distribution of Responses

Chart showing distrubtion of responses for Item EG004004

Percent of students responding correctly

Grades 6–863%
Grades 9–1266%
Primary Language is English66%
Primary Language is not English50%

View data table