Light and Matter 01 (LeJeune)

_____________________ can be seen when white light is separated through a prism.

• visibility

• color

• brightness

• intensity

The part of the electromagnetic spectrum that humans can see is called

• Visible Light

• Sound

• Waves

• Rays

Tags

NGSS.MS-PS4-2

Which form of energy travels in waves?

• light energy

• sound energy

• both light and sound energy

• no form of energy travels in waves

Tags

NGSS.MS-PS4-1

What form of energy must travel through matter (solid, liquid, gas)

• light energy

• sound energy

• both light and sound energy

• no form of energy can travel through matter

Tags

NGSS.MS-PS4-2

Is there light in outer space?

• No, because light need matter to travel through.

• Yes, because light doesn't need matter to travel through.

Is there sound in space?

• No, because sound needs matter to travel through, and there is no matter in outer space.

• Yes, because outer space has an atmosphere like Earth.

When light hits an object, it ________________.

• bounces off (is reflected)

• is bent (is refracted)

• is absorbed as heat

• passes through the object (is transmitted)

• any of these, depending on the object.

Tags

NGSS.MS-PS4-2

If light strikes a mirror at a 50⁰ angle, what angle will it come off of the mirror?

• 50⁰
• 70⁰
• 45⁰
• 30⁰

Tags

NGSS.MS-PS4-2

The Law of Reflection:
The angle of incidence is _________ the angle of reflection

• bigger than
• the same as
• smaller than

Tags

NGSS.MS-PS4-2

Two flashlights are turned on. The light rays they create are shown in the diagram. These light rays best illustrate that —

• both rays are reflected
• both rays are refracted
• Ray 1 is reflected and Ray 2 is refracted
• Ray 1 is refracted and Ray 2 is reflected

Tags

NGSS.MS-PS4-2