Q.1
Which is the MAIN energy transfer when using a microphone?
  • Electrical → sound
  • Electrical → thermal
  • Sound → electrical
  • Sound → thermal
Q.2
Which is the MAIN energy transfer when you drop a ball?
  • Kinetic → potential
  • Kinetic → sound
  • Potential → kinetic
  • Potential → thermal
Q.3
Which is the MAIN energy transfer when a light bulb is switched on?
  • Electrical → light
  • Electrical → sound
  • Light → electrical
  • Light → thermal
Q.4
Which is the MAIN energy transfer when a ball rolls UP a ramp?
  • Kinetic → potential
  • Kinetic → thermal
  • Potential → kinetic
  • Potential → sound
Q.5
Which is the MAIN energy transfer taking place when a gas fire burns?
  • Chemical → sound
  • Chemical → thermal
  • Thermal → chemical
  • Thermal → light
Q.6
Which is the MAIN energy transfer when a wind-up clockwork toy is released?
  • Elastic → kinetic
  • Elastic → potential
  • Kinetic → elastic
  • Kinetic → sound
Q.7
Which is the MAIN energy transfer in a loudspeaker?
  • Electrical → sound
  • Electrical → thermal
  • Sound → electrical
  • Sound → thermal
Q.8
Which is the MAIN energy transfer taking place when a candle burns?
  • Chemical → light
  • Chemical → sound
  • Light → chemical
  • Thermal → chemical
Q.9
Which is the MAIN energy transfer in a solar cell on a calculator?
  • Electrial → light
  • Light → electrical
  • Light → kinetic
  • Light → thermal
Q.10
Which is the MAIN energy transfer when a cyclist brakes to stop?
  • Kinetic → elastic
  • Kinetic → potential
  • Kinetic → thermal
  • Thermal → kinetic
0 h : 0 m : 1 s