Unit # 4

________________object reflects light.

• Non- Reflective

• Reflective

• Reference

_______________________ is an example of natural light source.

• Bulb

• Sun

• Torch

Light travels in a __________________ line.

• straight

• curly

• wavy

We found darkness in the _________________.

• cave

• garden

• playground

A shadow is made when an object _____________ light.

• unblock

• block

• transparent

___________________ object allows some light to pass through it.

• Translucent

• Opaque

• Transparent

Sunrise and sunset produce the __________________ shadows.

• short

• longest

• medium

There are _______________ types of light sources.

• two

• three

• ten

__________________ objects do not allow light to pass through it.

• Translucent

• Transparent

• Opaque