Y8 Light & Sound

Which items are opaque?

• A & C

• A,C,E, & F

• D, E, & F

• A & E

Which explains why the fork looks different under water?

• light can't pass through the glass
• the wavelength of light lengthens
• the amount of light increases when going through water
• light is refracted at an angle

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

When a rainbow is formed outside naturally, what causes the light to refract?

• A. Small raindrops
• B. Sunlight rays
• C. Tiny mirrors
• D. Glass prisms

Tags

NGSS.MS-PS4-2

Smooth surfaces _______ a lot of light.

• reflect
• bend
• absorb
• twist

Tags

NGSS.MS-PS4-2

Why do we see objects as white?

• They absorb all light

• They reflect all the colours of visible light

• They absorb some light and reflect some light

Another name for light changing direction is ....

• Reflaction

• Absorbing

• Refraction

• mirror

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

Luminous means...

• Gives out its own light
• Reflects light from other things

When light passes through a prism the light changes direction and breaks into the visible spectrum. What color refracts the most ?

• Red

• Yellow

• Blue

• Violet

___________ is a form of energy that we can see with our eyes.

• shadow

• light

• energy

• reflection