QT Review (Forces, Energy) - Gr 1

What is the Earth's main source of heat and light energy?

• sun

• fire

• torch

• moon

Force is _____.

• a push or pull

• rainy or sunny

• hot or cold

• night or day

Sound comes from _____.

• water

• space

• vibrations

• speakers

Which is a natural source of light?

• flashlight

• light bulb

• firefly

• torch

Which is an artificial source of light?

• jellyfish

• stars

• light bulb

• angler fish

Which sound is soft and pleasant?

• piano playing

• drumbeats

• police officer's whistle

• car honking

Which sound is loud and unpleasant?

• bird tweeting

• snake hissing

• snoring

• cat purring

Which is a source of heat we can find in our homes?

• fan

• radio

• television

• gas stove

Why is heat important?

• It helps use see things.

• It helps us hear things.

• It helps us cook our food.

• It helps us listen to the people we love.

Why is light important?

• It helps use see things.

• It helps us hear things.

• It helps us cook our food.

• It helps us listen to the people we love.