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Search Results for light - All Grades

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Grade 12 Biochemical Pathways
The pigment chlorophyll mostly absorbs
  1. moonlight.
  2. red and blue light.
  3. green light.
  4. all visible light.
Grade 3 Waves and Sound
Light is
  1. only from the Sun.
  2. a form of energy.
  3. a form of electricity.
Grade 5 Light and Optics
What is the difference between a lens and a mirror?
  1. A mirror refracts light.
  2. A mirror bends light inward.
  3. A mirror reflects light while a lens refracts light.
Grade 8 Light and Optics
Why do dark-colored clothes feel warmer on a sunny day?
  1. They reflect more light
  2. They absorb more light and transform it into heat
  3. They scatter light in all directions
  4. They emit their light
Grade 8 Light and Optics
What happens when light bounces off an object and strikes a mirror?
  1. The object disappears
  2. The light is reflected again
  3. The mirror absorbs the light
  4. The light is refracted
Grade 9 Waves and Sound
Grade 8 Light and Optics
How does a white object appear to be white?
  1. It absorbs all colors of light
  2. It emits white light
  3. It reflects all colors of light
  4. It emits all colors of light
Grade 8 Light and Optics
What causes the blue color of the sky during the daytime?
  1. Refraction of light
  2. Reflection of light
  3. The sky reflects blue light from the ocean
  4. Scattering of blue light by air particles
Kindergarten Botany
Which two things does a plant need to live and grow?
Pictograph - Grass
  1. water and light
  2. light and animals
  3. animals and water
Grade 10 Waves and Sound
What are the electromagnetic waves found in the EM spectrum, arranged in order of increasing energy?
  1. microwaves, radiowaves, visible light, infrared light, gamma rays, ultraviolet light, X-rays
  2. microwaves, radiowaves, infrared light, visible light, X-rays, gamma rays
  3. radio waves, microwaves, infrared light, visible light, ultraviolet light, X-rays, gamma rays
  4. Gamma rays, X-rays, ultraviolet light, visible light, infrared light, microwaves, radio waves
Grade 4 Light and Optics
The light we see with our eyes is called                .
  1. sunlight
  2. moonlight
  3. infrared light
  4. visible light
Grade 10 Photography
What are the light and dark values in a picture called?
  1. light/dark values
  2. contrast
  3. photo lights
Grade 9 Light and Optics
Which of the following is not true about the brightness of light?
  1. The measurement of the amount of light output in a given area.
  2. The measurement of light output at a given time.
  3. The brightness of light is different at different distances from a light source.
  4. The power of the light source affects the brightness of light.
Grade 8 Waves and Sound
What is the role of lenses in a microscope?
  1. To block the passage of light
  2. To reflect light
  3. To bend and focus light
  4. To make objects smaller
Grade 9 Biochemical Pathways
Which statement is true about plant pigments? Select all that apply.
  1. They absorb light from the Sun.
  2. They absorb light from light bulbs.
  3. They are known as chlorophylls.
Grade 6 Light and Optics
What happens to green light and red light when they shine on a green leaf?
  1. Both are absorbed.
  2. Both are reflected.
  3. Green light is absorbed, and red light is reflected.
  4. Green light is reflected, and red light is absorbed.
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