Color Addition and Subtraction and Basics of Light

The colors orange, violet, and indigo belong to which of the following groups?

• The visible light spectrum

• Primary colors of light

• Secondary colors of light

• None of the above

_ occurs when two different frequencies of light occupy the same space and produce a different or more intense color of light.

Which of the following is NOT a primary color of light?

• Red

• Blue

• Yellow

• Green

Which of the following does NOT describe a light wave?

• Electromagnetic Radiation

• A stream of particles

• A mechanical wave

• A form of energy

Tags

NGSS.MS-PS4-1

The _ spectrum contains radio waves, microwaves, ultraviolet light, and gamma rays. (the full word, not abbreviated)

Tags

NGSS.HS-PS4-4

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which of the following forms of EM waves have a HIGHER frequency than visible light? (select all that apply)

• microwaves

• gamma rays

• ultraviolet rays

• infrared light

• radio waves

Tags

NGSS.HS-PS4-4

NGSS.HS-PS4-1

Which of the following frequencies of light has longest wavelength?

• red

• green

• blue

• yellow

• violet

Which of the following carries the highest amount of energy?

• X-rays

• UV-rays

• radio waves

• microwaves

• blue light

Tags

NGSS.HS-PS4-4

_ light is the result of blue, red, and green light being added together.

When a blue and red spotlight are shined on actor wearing white ghost costume, what color does the audience see?

• cyan

• magenta

• yellow

• violet

• green