The _____ is our main source of light. It helps us see the objects around us.

• Glasses

• Sun

• Oil Lamp

The sun is a giant ball of hot ____ that makes it glow brightly

• Glasses

• Gases

• artificial

The sources of light that can be controlled are called_____

• Glasses

• Gases

• artificial

With the use of light and seeing helps animals move from place to place and look for _____

• Food

• Friend

• pictures

Stars are _____ sources of light because they produce their own light.

• Artificial

• Natural

• Man-made

Sounds are produce by objects that _______

• vibrate

• ears

• sounds

One way to produce the sound is to _____ the strings

• see

• touch

• pluck

Different objects produce different ______

• aura

• sound

• entertainment

We can hear sounds with the use of our ______

• eyes

• ears

• nose

When sound is reflected, it produces _______

• warning

• danger

• echo