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Grade 4 Science Quiz: Light and Sound

Quiz by Arie Rosenberg

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27 questions
Show answers
  • Q1

    Energy is

    the speed of sound.  

    the same thing as speed.

    always man made.

    the ability of something or someone to do work.

    30s
  • Q2

    Reflected is 

    when light or sound is absorbed by a material.

    when light travels through a small opening, it spreads out in all directions

    the distance from the peak of one wave to the peak of the consecutive wave.

    when light or sound waves bounce off of an object, surface or material.

    30s
  • Q3

    Absorb is 

    to take in or soak up something such as energy in a natural or gradual way

    to scatter

    to reflect 

    when light or sound waves bounce off of an object, surface or material.

    30s
  • Q4

    Refracted means

    when light or sound waves bounce off of an object, surface or material.

    to make light change direction when it goes through at an angle

    when light travels through a small opening, it spreads out in all directions

    when light is so bright it makes it difficult to see.

    30s
  • Q5

    Diffraction is

    when light or sound is absorbed by an object, surface, or material.

    the difference between two beams of lights

    when light or sound waves bounce off of an object, surface or material.

    when light travels through a small opening, it spreads out in all directions

    30s
  • Q6

    artificial means

    made by people

    chemical

    naturally made

    dangerous

    30s
  • Q7

    Amplitude means

    to make light change direction when it goes through at an angle

    the distance that a sound wave travels from its resting point to its peak.

    the siren lights on an ambulance

    the distance light travels in a minute

    30s
  • Q8

    Wavelength means

    the distance from the peak of one wave to the peak of the consecutive wave.

    the distance between the shore and the ocean

    the time it takes for someone to wave to another person. 

    the distance that a sound wave travels from its resting point to its peak.

    30s
  • Q9

    Pitch refers to

    the frequency of a sound and is either high, medium or low.

    to make light change direction when it goes through at an angle

    the distance that a sound wave travels from its resting point to its peak.

    the distance from the peak of one wave to the peak of the consecutive wave.

    30s
  • Q10

    Spectrum is

    the frequency of a sound and is either high, medium or low.

    when light or sound waves bounce off of an object, surface or material

    the group of colours that a ray of light can be separated into including red, orange, yellow, green, blue, indigo, and violet

    when light travels through a small opening, it spreads out in all directions

    30s
  • Q11

    Light and sound are both forms of energy.

    true
    false
    True or False
    30s
  • Q12

    White light is created by mixing only blue and yellow together.

    false
    true
    True or False
    30s
  • Q13

    Light does not travel in a straight path. It can twist and turn around objects to get to its destination.

    false
    true
    True or False
    30s
  • Q14

    Specular reflection is when light reflects off a surface in many different paths while diffuse reflection is when light reflects off a surface in one path.

    false
    true
    True or False
    30s
  • Q15

    Light can be created either naturally or artificially.

    true
    false
    True or False
    30s

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