Energy Transformation

Multiple Choice

Which of the following is the best definition of energy based on the lesson?

• The ability to move objects

• The ability to do work

• The ability to make sound

• The ability to create light

Open Ended

How are the electric bulb, flashlight, and table bell connected to the concept of energy?

Fill in the Blanks

Sound energy is transmitted through a substance in the form of

, produced by vibrations.

Multiple Choice

Which of the following statements best describes light energy?

• It is energy produced by vibrations.

• It is energy of moving charged particles.

• It is a form of electromagnetic energy that travels in waves and is made of photons.

• It is energy stored in food.

Open Ended

Explain how electrical energy is important in powering devices you use every day.

Multiple Select

Select all the types of energy described in the lesson.

• Sound energy

• Light energy

• Electrical energy

• Thermal energy

Multiple Choice

Which of the following objects from the list can produce sound energy?

• Radio

• Lamp

• Electric Fan

• Candle

Multiple Choice

Which type of energy is produced by vibrating waves?

• Sound energy

• Light energy

• Mechanical energy

• Heat energy

Multiple Select

Select all objects from the list that use electrical energy to function.

• Radio

• Lamp

• Candle

• Electric Fan

Fill in the Blanks

Heat energy is a form of energy that makes things

or hot.

Multiple Choice

What happens to electrical energy when it is used in a light bulb?

• It is transformed into light and heat energy

• It disappears

• It turns into sound energy only

• It stays as electrical energy

Open Ended

Explain the difference between mechanical energy and electrical energy, using examples from the images.

Fill in the Blanks

Chemical energy is a type of

energy.

Multiple Choice

Which of the following is an example of chemical energy being stored?

• A battery powering a flashlight

• A plate of food

• A light bulb glowing

• A television making sound

Open Ended

Explain how chemical energy in a battery is transformed when you turn on a flashlight.

Multiple Choice

What is the process called when energy changes from one form to another?

• Energy transformation

• Energy storage

• Energy creation

• Energy transfer

Multiple Select

Which forms of energy can electrical energy be transformed into?

• Light energy

• Sound energy

• Mechanical energy

• Chemical energy

Open Ended

Describe two examples of energy transformation you see in your daily life and explain the forms of energy involved.

Open Ended

Give the energy transformation shown in the image of the burning candle.

Open Ended

Give the energy transformation shown in the image of the drum.

Open Ended

Give the energy transformation shown in the image of the mobile phone.

Open Ended

Give the energy transformation shown in the image of the clock.

Open Ended

Give the energy transformation shown in the image of the car being filled with fuel.

Open Ended

How would you explain the way magnets cause motion using their force fields and poles?

Multiple Choice

What happens when like poles of a magnet are brought close to each other?

• They repel (push) each other

• They attract (pull) each other

• Nothing happens

• They lose their magnetism