Search Results for light - All Grades

615 questions match "light" across multiple grade levels.

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Grade 10 :: Lab Practices and Tools by Adeola
This mircoscope uses beams of of electrons, rather than light, to produce images.
  1. mircoscope
  2. light mircoscope
  3. electron microscope
  4. compound light microscope
None :: Science
Light bends as it travels from air into water because:
  1. light speeds up as it travels from air into water and causes it to change direction
  2. the density of water is more than air and this makes light speed up
  3. light slows as it travels from air into water causing it to change direction
Grade 4 :: Sound and Light by naseeb
What are two types of light that are made? Give an example for each.
  • Manmade artficial light, like the light bulb and natural light like the sun or moon.
Grade 5 :: Physics by anjalipatel77
When light strikes a convex lens, the light beams                                          .
  1. diverge or spread out.
  2. become wiggly lines.
  3. converge or become focused into one beam.
Grade 9 :: Sound and Light by der1228
Compared to visible light, the wavelength of ultraviolet light is
  1. longer
  2. shorter
  3. the same
  4. brighter
Grade 5 :: Sound and Light by anjalipatel77
When light enters a concave lens, the light beams ____________________.
  1. diverge or spread out.
  2. become wiggly lines.
  3. converge or become focused into one beam.
Grade 8 :: Context Clues by Pixley12
The book was light. What does the word light mean?
  1. bright
  2. not heavy
  3. to make fire
  4. to glow
  5. sunny
Grade 6 :: Sun by greenerkim
Light travels almost 900,000 times faster than sound. It takes light from the Sun about 8 minutes to reach Earth. Why does is take light from the Sun so long to reach the Earth?
  1. Light speeds up as it travels through space.
  2. Most light from the Sun is absorbed by objects in space.
  3. It is difficult for light to pass through Earth's atmosphere.
  4. Light from the Sun travels a great distance before it reaches Earth.
Grade 6 :: Universe by nicole_shoemaker
The distance light can travel in one year or 9.5 trillion miles.
  1. light year
  2. astronomical unit
  3. mile
  4. kilometer
Grade 9 :: Nervous and Endocrine Systems by wmcraigg1958
Explain what happens to the eye in dim light.
  • 1. The radial muscles contract.
    2. The iris opens out, the pupil gets bigger.
    3. This lets more light into the eye.
Grade 9 :: Stars by der1228
When a light source moves away from an observer its                     
  1. pitch becomes lower
  2. pitch becomes higher
  3. light becomes bluer
  4. light becomes redder
Grade 10 :: Science by sheila66
Light is an example of                energy.
  1. radiant
  2. mechanical
  3. solar
  4. nuclear
None :: Navy by Kori6yak
RGB Caution Light
  • 130 psi
None :: Navy by Kori6yak
Power Section Caution Light
  • 40 psi
None :: Navy by Kori6yak
Transfer Pump Low Light On
  • Less than 4 psi
Grade 4 :: Sound and Light by naseeb
How does light travel?
  1. In a circular motion
  2. In a diagonal line changing directions
  3. In straight lines called Rays
  4. It does not travel
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