Heat, Light, Electricity, and Sound

What is heat?

• Hot or cold

• The transference of energy from one body to other body

• what is measured using a thermometer

Tags

NGSS.MS-PS3-4

How do we measure temperature?

• With a lamp

• Using lenses

• Touching the body

• Using a thermometer

What is faster, light or sound?

When heat increases the volume of a body, it is called...

• Expansion

• Freezing

• Contraction

• Refraction

Tags

NGSS.MS-PS1-4

What picture represents melting?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How does light travel?

• In all directions.

• In a straught line an in one direction.

• In a straight line and in all directions.

• In a straight line.

Tags

NGSS.4-PS4-2

What type of material permits that light passes through it but it disperses the light?

• Transparent materials.

• Translucent materials.

• Opaque materials.

Tags

NGSS.MS-PS4-2

Write an example of a natural source of light

Tags

NGSS.MS-LS1-6

What is refraction?

• It's the change of direction of light when it hits an object

• It's the change of direction of light when it passes from one medium to other medium.

Tags

NGSS.MS-PS4-2

What is sound?

• A form of energy produced by the vibration of bodies

• A form of energy produced by artificial or natural sources.

Tags

NGSS.MS-PS4-1