IPA BUNYI DAN CAHAYA

What allows us to see the objects around us?

• a. light

• b. air

• c. sound

• d. soil

How does sunlight help us see objects around us...

• a. sunlight makes objects shine

• b. sunlight

• c. sunlight reflects off objects

• d. sunlight makes objects change shape

What happens when we hit a drum...

• a. sound is produced

• b. light is produced

• c. water evaporates

• d. objects become hot

The part of the human body that sends sound signals to the brain is...

• a. liver

• b. ear

• c. mouth

• d. nose

The part of the eye that functions to protect the eye from foreign objects is...

• a. retina

• b. lens

• c. eyelid

• d. cornea

The fastest sound wave travels through….

• water

• light

• solid objects

• water

The eardrum will vibrate when….

• we speak

• swimming in water

• exposed to sound vibrations

• eating hot food

The largest source of light energy on Earth is...

• star

• flashlight

• sun

• moon

The image on the side relates to the properties of light, namely...

• light can be refracted

• light passes through transparent objects

• light travels in a straight line

• light can be dispersed

Which of the following is a property of light...

• light travels in a straight line, light cannot be bent, and light penetrates transparent objects

• light travels in a straight line, light can be bent, and light penetrates transparent objects

• light travels in a straight line, light can be bent, and light cannot penetrate transparent objects

• light travels in a straight line, light cannot be bent, and light will form a shadow if obstructed