Study

5A: Review Unit 5

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  • What does the Earth do to cause day and night?
    The Earth goes around the Moon
    The Earth spins on its axis
  • A line that light travels in:
    ray
    reflect
  • Which surfaces from the list below absorb light?
    mirror and clear water
    muddy water and wood
  • The action of light bouncing off a surface:
    reflect
    absorb
  • Between 08:00 and midday the shadow becomes ______.  Between midday and 16:00 the shadow becomes ______.
    shorter/longer
    longer/shorter
  • The shadow is ... at sunrise and sunset.  The shadow is ... in the middle of the day.
    longest / shortest
    shortest / longest
  • The changes in shadow length are because ...
    the Sun moves across the sky
    the Earth spins on its axis
  • Label features numbered 1–3 on the diagram
    1 – Sun, 2 – orbit, 3 – Moon
    1 – Sun, 2 – orbit, 3 – axis
    1 – Sun, 2 – Earth, 3 – Moon
  • A lump of ice and dirt that travels in a large orbitaround the Sun:
    asteroid
    comet
  • Go round and round very fast:
    proof
    spin
  • In the opposite direction to a clock’s hands:
    anticlockwise
    clockwise
  • Label features numbered 4–5 on the diagram
    4 – axis,5 – Earth
    4 – Moon,5 – Earth
    4 – axis,5 – orbit
  • List the planets besides Earth that orbit the Sun:
    Mercury, Venus, Mars, Jupiter, Uranus, Saturn, Neptune
    Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune
  • Rocky masses that orbit the Sun:
    asteroid
    comet
  • The light source is ... and the object is ...
    Cat/Flashlight
    Flashlight/Cat