Heat and Electricity, Light, and Sound

A material that is a poor conductor of energy is called

• Energy

• Insulator

• Material

• Conductor

An energy that travels through matter by vibrations

• Light energy

• Heat energy

• Thermal energy

• Sound energy

A type of energy that can be felt as heat

• Thermal

• Mechanical

• Electrical

• Circuit

Light travels in a straight line

• Maybe

• Not all the time

• True

• False

When light hits an objects and bounce back to your eyes, that is

• Absorb

• Refract

• Pass straight through

• Reflection

When a straw is put in water, the light changes speed slightly is called

• Reflection

• Refraction

• Transparent

• Translucent

Glass allows light to pass completely through is

• Opaque

• Translucent

• Transparent

• Refraction

Allows some light to pass through

• Translucent

• Opaque

• Medium

• Water

Materials that do not allow light to pass through are called

• Refraction

• Opaque

• Reflection

• Transparent

Some objects that are transparent include plastic, wrap, glasses, windows

• True

• False

• Maybe

• Not quite