C2W6 Energy Changes Lesson

Unit 4 Lesson 3 Energy Changes

Completion Grade (points deducted for unanswered questions)

Poll

What did you spend most of your break doing?

• Sleeping

• Eating

• Watching TV

• Studying

• With Family

LESSON OBJECTIVE

Multiple Choice

Review Question: What are the two main forms of energy?

• Potential and Chemical

• Kinetic and Thermal

• Potential and Kinetic

• Physical and Chemical

Multiple Choice

Nuclear, Chemical, Elastic, and Gravitational Energy are all forms of....

• Potential Energy

• Kinetic Energy

Multiple Choice

Sound, Electical, Thermal, and Radiant Energy are all forms of .....

• Potential Energy

• Kinetic Energy

Everyday energy transfmations

Multiple Choice

A battery converts what type of energy to another?

• sound to kinetic

• light to heat

• mechanical to electrical

• chemical to electrical

Multiple Choice

Kinetic Energy of wind is transferred to _____ Energy in a windmill.

• Solar

• Mechanical

• Electrical

• Potential

Multiple Choice

What is the energy transformation in the picture

• Electrical to thermal

• Mechanical to Electrical

• Electrical to mechanical

Multiple Choice

The picture showing the energy conversion

Chemical → heat

is:

Multiple Choice

Which of these is an example of light energy being transformed into chemical energy?

• A glow stick lights up when broken.

• Water heated by the sun evaporates.

• A plant makes sugar in the sunlight.

Multiple Choice

A student listens to music with a digital music player, similar to the one shown below. Which best describes the energy transformations that take place in the music player?

• Mechanical to chemical to electrical

• Chemical to sound to electrical

• Chemical to electrical to sound

Multiple Choice

Electrical Energy is transferred to _____ Energy.

• Thermal

• Solar

• Electrical

• None

Multiple Choice

Energy transformation is when one type of energy transforms into another type of energy

• true

• false

Multiple Choice

Dropping a basketball from a height transforms gravitational energy into kinetic energy

• true

• false

Multiple Choice

If you feel the hood of a car after taking a drive, you will notice that it feels warm. A car gets energy to move from gasoline, but some of the energy changes to _____ energy.

• solar

• thermal

• wind

Multiple Choice

The Sun produces ______ and ______ energy.

• light, thermal

• thermal, sound

• light, wind

Multiple Choice

The Electrical Energy of the stove is transferred to _____ Energy.

• Solar

• Thermal

• Potential

Multiple Choice

When you eat pizza, Chemical Energy is transferred to _____ Energy.

• Solar

• Electrical

• Mechanical

Multiple Choice

What energy transformation occurs as howler monkeys loudly call to each other in the forest?

• Chemical --> Mechanical --> Sound

• Chemical --> Sound --> Thermal

• Sound --> Chemical --> Radiant

Multiple Choice

What energy transformation occurs as bioluminescent algae glow in the ocean?

• Radiant --> Chemical

• Thermal --> Radiant

• Chemical --> Radiant

Multiple Choice

Solar Energy is transferred to _____ Energy.

• Mechanical

• Solar

• Electrical

Congratulations! You have completed this lesson!

Now. go to the Hub and complete "Hub Assignment: Energy Transformations Part 1"