Science

• What is something that needs electricity to work?

  electrical appliance
• What does an electricsl appliance do?

  it transfers energy electrically to stores of energy
• In what can energy be measured?

  Energy can be measured in joules kilojoules or kilowatt-hour
• What tells you how fast energy transfers?

  power
• what depends on the total amount of time ?

  energy transferred
• how do you know the energy transferred?

  by doing the energy transferred(joules)=power(watts)*time(seconds)
• What does the sun provide us?

  energy
• where does most of the energy come from?

  the sun
• where is the suns energy transferred?

  it is transferred to different stores before we use it.
• how many energy transfer chains are there?

  six
• explain The energy transfer chain from the suns energy to coal oil and gas?

  it goes from the sun then to light then photosynthesis then dead plants of animals and them to fossil fuels
• What is this part of the microscope called?


  Mirror