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Unit 1 Vocabuary

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Scale Model

a)

A physical representation of something made to be smaller or bigger.

b)

An object that only allows SOME light to pass through.

c)

When light bounces off an object

2.

Prediction

a)

When light passes THROUGH an object.

b)

A statement about ta future event or data, based on experience or prior knowledge, also called HYPOTHESIS

c)

A piece of TRANSPARENT material cut with presice angles and planes, useful for analyzing and reflecting light.

3.

Hypothesis

a)

A testable statement or prediction that can be verified through experimentation.

b)

A tool used to measure the weight of an object.

c)

A type of graph used to display data trends over time.

4.

Transparent Material

a)

A material that allows all light to pass through it, making objects behind it clearly visible.

b)

A material that completely blocks light, making objects behind it invisible.

c)

A material that reflects all light, creating a mirror-like surface.

5.

Reflection

a)

The bending of light as it passes through a different medium.

b)

The bouncing back of light from a surface.

c)

The spreading out of light waves as they pass through a narrow opening.

6.

Refraction

a)

The bending of light as it passes from one medium to another.

b)

The absorption of light by a surface.

c)

The scattering of light in all directions.

7.

Opaque Material

a)

A material that allows all light to pass through it.

b)

A material that allows some light to pass through it.

c)

A material that does not allow any light to pass through it.

8.

Prism

a)

A tool used to measure temperature.

b)

A transparent optical element with flat, polished surfaces that refract light.

c)

A device used to amplify sound.

9.

Translucent Material

a)

A material that allows all light to pass through it, making objects behind it clearly visible.

b)

A material that allows some light to pass through it, making objects behind it appear blurry.

c)

A material that does not allow any light to pass through it.

10.

Light

a)

Then light bounces off an object.

b)

Particles that travel as WAVES that can be detected or seen by the human EYE.

c)

An object that only allows SOME light to pass through.

11.

Transmits

a)

Particles that travel as WAVES that can be detected or seen by the human EYE.

b)

When light BOUNCES off an object.

c)

When light passes THROUGH an object.

12.

Focal Point

a)

The point where light waves meet after reflection or refraction, where the waves CHANGE DIRECTION.

b)

Then light BOUNCES off an object.

c)

A physical representation of something made to be smaller or bigger.