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Anything you love, desire, have, or know quite alot about


These below are some of the speech topics:

Topics involving energy, forces and acceleration.

  • How does inertia affect the starting or stopping of objects in a car?
  • Using sound in modern medical diagnostic equipment.
  • Is there a relationship between mass and acceleration? If so explain what it is.
  • Describe push and pull forces in everyday situations.
  • why don't ships sink? Explain.
  • Investigate why surf boarders wax their boards.
  • There is no doubt that seat belts safe people's lives in the event of a collision. Explain this statement. Then explain what would happen to a passenger not wearing a seat belt.
  • Describe the transformation of energy that allows a rocket to accelerate.
  • How do dogs hear higher vibrations than humans?
  • How does lightning form and what methods are used to decrease its possible impacts?
  • Explain how vacuum flasks keep things hot or cold.
  • What is friction and how is it useful?
  • Investigate how gravity: keeps planets such as the Earth revolving around the sun; and the Moon around the Earth.
  • How can studios be soundproofed?
  • How does a prism split white light?
  • How does water cool a car engine?
  • Why are bubbles spherical?
  • How are magnetic forces similar and different to gravitational forces?
  • How does a solar panel work? Explain.

These are some of them hope they work 4 u

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7y ago

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