Question 1

Which type of energy is stored in the battery shown in the first image?

Accepted Answer

Chemical potential energy

Question 2

A person riding a bicycle, as shown in the second image, primarily demonstrates which type of energy transformation?

Accepted Answer

Chemical energy to mechanical energy

Question 3

The campfire in the third image is an example of which energy transformation?

Accepted Answer

Chemical energy to thermal and radiant energy

Question 4

Which form of energy is produced by the lightbulb in the fourth image?

Accepted Answer

Radiant energy

Question 5

In the process of photosynthesis shown in the fifth image, what type of energy is converted into chemical energy?

Accepted Answer

Radiant energy

Question 6

The radio in the sixth image is an example of which type of energy transformation?

Accepted Answer

Electrical energy to sound energy

Question 7

The nuclear power plant in the seventh image primarily produces energy through which process?

Accepted Answer

Nuclear fission

Question 8

The apple falling from the tree in the eighth image is an example of which energy transformation?

Accepted Answer

Potential energy to kinetic energy

Question 9

The slingshot in the ninth image stores energy when stretched. What type of energy is this?

Accepted Answer

Elastic potential energy

Question 10

Which equation correctly represents the calculation of gravitational potential energy, as seen in the apple hanging from the tree?

Accepted Answer

$$PE = mgh$$

Question 11

A car (image 11) converts which type of energy stored in gasoline into mechanical energy to move?

Accepted Answer

Chemical energy

Question 12

The salad in image 12 contains which type of energy that your body uses after eating?

Accepted Answer

Chemical energy

Question 13

The pot on the stove in image 13 is an example of which method of heat transfer?

Accepted Answer

Conduction

Question 14

In the geothermal power plant diagram (image 14), what is the primary energy transformation occurring?

Accepted Answer

Thermal energy to electrical energy

Question 15

The solar panels in image 15 convert which type of energy into electrical energy?

Accepted Answer

Radiant energy

Question 16

The wind turbines in image 16 are an example of which type of energy resource?

Accepted Answer

Renewable

Question 17

In the hydropower diagram (image 17), what is the sequence of energy transformations that occurs to generate electricity?

Accepted Answer

Potential energy → kinetic energy → mechanical energy → electrical energy

Question 18

Which of the following best describes the Law of Conservation of Energy?

Accepted Answer

Energy can be transformed from one form to another, but the total amount remains constant.

Question 19

Which of the following is NOT a renewable energy resource?

Accepted Answer

Coal

Question 20

Which equation represents the kinetic energy of a moving object?

Accepted Answer

$$KE = \frac{1}{2}mv^2$

Energy Types, Transformations, and Sources – Physics Study Guide

스터디 가이드 - 연습 문제