Question

Unit 2 & 3: Energy Test
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Question
Possible Points: 3.33
A student is investigating the transfer of energy between potential and kinetic energy. The student observes a roller coaster at four locations on the track and creates a graph based on her observations.

Image

What conclusion can be made based on the graph?

Responses

Potential energy is increased, but kinetic energy stays the same.
Potential energy is increased, but kinetic energy stays the same.

Kinetic and potential energy change, but total energy stays the same.
Kinetic and potential energy change, but total energy stays the same.

Kinetic energy is created during a roller coaster ride.
Kinetic energy is created during a roller coaster ride.

Potential energy is destroyed during a roller coaster ride.
Potential energy is destroyed during a roller coaster ride.
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Answer 1

Based on the context provided, the most accurate conclusion that can be made from the observations of energy transfer in the roller coaster is:

**Kinetic and potential energy change, but total energy stays the same.**

This conclusion aligns with the principle of conservation of energy, which states that energy cannot be created or destroyed, only transformed from one form to another. In a roller coaster, as the ride goes up and down, potential energy (due to height) is converted into kinetic energy (due to speed) and vice versa, but the total energy in the system remains constant.