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2° Natural Science Review (Unit 5: Machines)

  •  English    25     Public
    Simple vs. Complex machines.
  •   Study   Slideshow
  • What do we use to look at stars for things far away?
    telescope
    thermometer
    microscope
  •  15
  • What tool helps us to see very tiny things?
    X-ray
    satellite
    microscope
  •  15
  • What machine helps doctors see inside your body?
    telescope
    X-ray machine
    search engine
  •  15
  • What do we use to measure temperature?
    thermometer
    microscope
    wheel
  •  15
  • Which invention helps us find information online?
    thermometer
    search engine
    telescope
  •  15
  • Which invention came first?
    search engine
    microscope
  •  15
  • Which invention is newer?
    telescope
    satellite
  •  15
  • The first search engines were made before telescopes.
    false
    true
  •  15
  • What invention helps us know the weather from space?
    thermometer
    satellite
    X-ray
  •  15
  • Which invention changed from horse carts to cars over time?
    the wheel
    fire
    microscope
  •  15
  • Which invention helped people cook and stay warm long ago?
    search engine
    X-ray machine
    fire
  •  15
  • What modern machine is used today instead of old ploughs pulled by animals?
    bicycle
    tractor
    telescope
  •  15
  • What kind of energy does a TV use?
    electricity
    wind energy
    human energy
  •  15
  • What machine usually uses batteries?
    vacuum cleaner
    microwave
    remote control
  •  15
  • Which machine plugs into a wall socket?
    wheel
    battery
    plug
  •  15
  • What do we call the thing that goes into the wall socket?
    battery
    plug
    wheel
  •  15