LATIHAN SCIENCE| Chapter 7&8

How is electricity useful?

• when it makes many things work

• when it is good to use

• when people use it

Things that use electricity to work are called?

• electronic devices

• electrical appliances

• gadgets

What is an example of electrical appliances that can move and blows air?

• fan

• television

• lamp

What is an example of electrical appliances that produces light and heat?

• fan

• television

• lamp

What is an example of electrical appliances that produces only heat?

• blender

• iron

• refrigerator

What is an example of electrical appliances that produces sound. light, and heat?

• television

• blender

• refrigerator

How can we use less electricity?

• use it as much as possible

• use it whatever we want

• use it carefully and not waste it

Many things need electricity to work.

• TRUE

• FALSE

Electricity produces only light.

• TRUE

• FALSE

Electrical appliances such as the television produce light.

• TRUE

• FALSE