Search Results for light - All Grades

1293 questions match "light" across multiple grade levels.

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Grade 3 :: Light and Optics by PatriciaW12
What does it mean to take or soak in?
  1. reflect
  2. refract
  3. pitch
  4. absorb
Grade 8 :: Light and Optics by jlovering
Which of the following is true about an apple that appears red?
  1. it absorbs red light and reflects all others
  2. it reflects red light and absorbs all others
  3. it transmits red light and reflects all others
  4. it reflects red light and transmits all others
Grade 8 :: Light and Optics by jlovering
Which of the following best explains why fluorescent bulbs are more efficient than incandescent bulbs?
  1. fluorescent bulbs use bioluminescent algae
  2. fluorescent bulbs get hot faster
  3. fluorescent bulbs generate light without generating a lot of waste heat
  4. fluorescent bulbs have more free floating electrons to generate light.
Grade 11 :: Light and Optics by kieke
When an image is reflected off a concave mirror, how does the image appear to the eye?
Optics - Concave Mirror
  1. The image is magnified because a concave mirror is divergent.
  2. The image is magnified because a concave mirror is convergent.
  3. The image is reduced because a concave mirror is divergent.
  4. The image is reduced because a concave mirror is convergent.
Grade 11 :: Light and Optics by kieke

This question is a part of a group with common instructions. View group »

Which is the angle of incidence, and which is the angle of reflection? (Correct answer must be given in the order of the questions.)
  1. [math]angd" ; "anga[/math]
  2. [math]angc" ; "angb[/math]
  3. [math]angb" ; "angc[/math]
  4. [math]anga" ; "angd[/math]
Grade 12 :: Light and Optics by tanyamajmudar
What occurs when the angle of incidence of a light ray is greater than the critical angle?
  1. critical refraction
  2. total internal reflection
  3. total external reflection
  4. dispersion
Grade 4 :: Light and Optics by mcasale
Grade 4 :: Light and Optics by mcasale
The rainbow of colors is called the:
  1. hues
  2. spectrum
  3. prism
  4. reflection
Grade 4 :: Light and Optics by Katie12raley
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