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Studies Weekly Science 5th Grade

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  • Light is an ___________________ energy that travels through space.
    electromagnetic
  • Sound travels from objects in ____________________.
    waves
  • Alexander Graham Bell was a Scottish inventor.
    True
  • A particle of light is called a _______________.
    photon
  • The military plane Blackbird flies near the speed of Mach 3.
    True
  • Plants use energy from the sun to make their own food in a process called...
    Photosynthesis
  • Sound amplitude is measured in __________________.
    inches
    frequency
    decibels
    vibrations
  • We can see ultraviolet waves.
    False
  • The front part of your eye is called the ___________________.
    pupil
    spectrum
    iris
    cornea
  • When light travels through water it bends, and that is called_____________.
    frequency
    bouncing
    refraction
    photons
  • We don't have any aircraft that fly faster than the speed of sound.
    False- we have many aircraft that fly faster than the speed of sound.
  • The colored part of your eye is called the _______________.
    iris
  • Youtube about how many views per week?
    1 billion
    3 billion
    2 billion
    4 billion
  • Sound waves travel faster than light waves.
    False - Light travels at 186,000 miles per second. Sound is about 1 mile in 5 seconds.
  • Electromagnetic energy travels through space at 196,000 miles per second.
    False - 186,000 miles per second.
  • Fossils are traces of organisms that were once alive.
    True
  • The faster the vibrations the higher the sound.
    True
  • A virus is something that is contagious and spreads slowly.
    False - spreads quickly
  • Our eyes and brains can detect different ___________________ so we can see different colors.
    frequency's
    absorptions
    microwaves
    wavelengths
  • Light can travel through space, but sound can't.
    True
  • Some cities put up _______________ _________________ to help bounce the sounds waves away from neighborhoods.
    sounds walls
  • Which one is *not* part of the EM spectrum?
    visible
    microwave
    megahurtz
    x-ray
  • EM stands for_____________________________.
    Electromagnetic
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