1. Light Unit
Vocabulary

2. Light Context clue: When I turned on the light, I could read the book.
Definition: A form of energy that can be seen.

3. Light beam Context clue: The flashlight gave off a strong light beam.
Definition: Light rays all going in one direction.

4. emit Context clue: The dying light bulb emits low light.
Definition: To give off light.

5. Bounce Context clue: The light bounced off the rocks.
Definition: A way of describing how light changes direction after hitting an object.

6. reflect Context clue: The mirror reflected the girl’s image.
Definition: For light to bounce off a smooth surface

7. Opaque
Context clue – The thick, opaque curtains blocked the light from coming into the bedroom. Definition – a material that light cannot pass through

8. Translucent
Context clue – The balloons were translucent. Definition – a material that light can partially pass through

9. Transparent
Context clue – The window was so clean it was transparent Definition – a material that light can pass through

10. scatter
Context clue: The disco ball scattered light all over the walls.
Definition: What happens when light bounces off an object in many directions.

11. Mirror-like reflection
Context clue: After the shoes were polished, there was a mirror-like reflection.
Definition: When light bounces back towards its source, in the opposite direction.