Year 10 Energy

Match it! Select the correct answer from the pull down...Good luck!

Cavity wall insulation costs £3000 and saves £120 a year. What is the payback time?

What is the name for the transfer of energy by vibrations?

Through what process does heat energy from the sun reach Earth?

The process of warm air rising cooling and sinking is known as what?

How much energy is needed to heat up 2kg of water by 10 degrees. (c=4000)

Which of these applies to silver materials?

A 1500W hairdryer is on for 30 mins. How much energy is transferred in kWhs?

What is power measured in?