Question

A student rides her bicycle down a hill. Together, she and the bicycle have a mass of 56 kilograms. She is moving at 11 meters per second. What is her kinetic energy?(1 point)

Responses

17,248 J
17,248 J

13,552 J
13,552 J

3,388 J
3,388 J

6,776 J

Answer 1

[AI-generated answer — Bot GPT 3.5]

The formula for kinetic energy is KE = 1/2 * mass * velocity^2.

Plugging in the given values:
Mass = 56 kg
Velocity = 11 m/s

KE = 1/2 * 56 kg * (11 m/s)^2
KE = 1/2 * 56 kg * 121 m^2/s^2
KE = 56 kg * 60.5 m^2/s^2
KE = 3388 J

Therefore, her kinetic energy is 3,388 J.