Helicopters
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Helicopters

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Investigation Skills Activity for KS3 Science

Investigation Skills Activity for KS3 Science

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Helicopters Helicopters Presentation Transcript

  • Helicopter Investigation
  • Have a look at a helicopter. ? Work out how to make one. (5 minutes)
  • How to drop a Helicopter Get ready!
  • Start the clock when the Dropper lets go. Stop the clock when the helicopter hits the floor.
  • Don’t throw the helicopter – just let it fall. If it bumps into you on the way down, do that reading again.
  • What variables might affect the time it takes to fall?
  • The thing we change is called the independent variable.
  • The thing we measure is called the dependent variable.
  • I’ve got a MuDdy CHIN! we Measure the Dependent variable we CHange the INdependent variable
  • Forces What force is pulling the helicopter down? What force is stopping it from dropping like a stone?
  • The helicopters don’t take very long to fall – just a couple of seconds. How can we get more accurate times?
  • Carrying out the investigation • Make a helicopter. • Drop it, time it and write down the reading. Take three readings. • Cut 1cm off each wing. • Do another three readings. • Cut off another 1cm. • Carry on until you run out of wings!