Quiz Light, Color and Reflection:

What does it mean to reflect?

• bounce off
• bend
• refract
• energy

Tags

NGSS.MS-PS4-2

Why do we see a GREEN leaf?

• because humans color it that color
• because it absorbs green and reflects all the other colors
• it absorbs every color except for green

What happens when an object is opaque?

• all light is able to pass through
• no light is able to pass through
• some light is able to pass through
• it is black

Tags

NGSS.MS-PS4-2

How does light travel?

• in a wavy path
• in a straight path
• in a zig zag path

What does transparent mean?

• some light is able to pass through
• no light is able to pass through
• all light is able to pass through

Tags

NGSS.MS-PS4-2

Why do we see objects as white?

• They absorb all light
• They reflect all light
• They absorb some light and reflect some light

Tags

NGSS.MS-PS4-2

What happens to blue light when it hits a shirt that appears blue?

• The light is reflected.
• The light is absorbed.
• The light is refracted.
• The light is blocked.

Tags

NGSS.MS-PS4-2

One end of the rope is vibrated to produce a wave with a wavelength of .25 m.  The Frequency of the wave is 3.0 Hz.  What is the speed of the wave?

• 3.00 m/s
• 2.50 m/s
• .75 m/s
• 1.25 m/s

Tags

NGSS.HS-PS4-1

 A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?

• 500 m/s
• 50 m/s
• 5 m/s
• 0.5 m/s

Tags

NGSS.HS-PS4-1

A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?

• 34 m/s
• 3400 Hz
• 3400 m/s
• 34 Hz

Tags

NGSS.HS-PS4-1