Types of Materials (4.P.4A.5)

Why is air described as transparent?

• All light is able to pass through air.

• Some light is able to pass through air.

• Most light is able to pass through air.

• No light is able to pass through air

Clarissa noticed that her flashlight could shine through wax paper, notebook paper, and cotton fabric. However, the light did not shine brightly or make a spotlight on the wall as it did when she shined the flashlight through glass.

Which statement best explains why the light lacked brightness when shined through a material other than glass?

• The wax paper, notebook paper, and cotton are transparent, while glass is translucent.

• The wax paper, notebook paper, and cotton are opaque, while the glass is translucent.

• The wax paper, notebook paper, and cotton are translucent, while the glass is opaque.

• The wax paper, notebook paper, and cotton are translucent, while the glass is transparent.

Why is light unable to pass though a brick wall?

• Light is unable to pass through brick material because it is opaque.

• Light is unable to pass through brick material because it is translucent.

• Light is unable to pass through transparent material.

• Light is unable to pass through all solid material.

Which of these BEST explains why a mailbox casts a shadow when the sun shines on it?

• The Sun is very bright.

• Light waves change direction.

• The Sun is too far from the object

• Light cannot pass through opaque objects.

Which correctly classifies these objects by the way light passes through them?

• frosted glass window- translucent; thin fabric curtain- transparent; plywood board- opaque

• frosted glass window- transparent; thin fabric curtain- translucent; plywood board- opaque

• frosted glass window- transparent; thin fabric curtain- transparent; plywood board- translucent

• frosted glass window- translucent; thin fabric curtain- translucent; plywood board- opaque

Which word describes fog, dark sunglasses, and a ruby?

• Trasparent

• Opaque

• Gauzy

• Translucent

Which of the following is not transparent material?

• white plastic milk bottle

• clear glass juice bottle

• plastic food wrap

• air in the refrigerator