1) The kind of heat transfer that travels through space in electromagnetic waves is ______________________. a) insulation b) Radiation c) Convection 2) Which states of matter are fluids? a) Solids, liquids and gases b) Gases only c) Gases and liquids 3) What method of heat transfer explains why hot air balloons rise? a) Radiation b) Convection c) Conduction 4) What method of heat transfer can occur in a vacuum? a) Radiation b) Conduction c) Convection 5) Food being heated in a microwave. a) Convection b) Radiation c) Conduction 6) Energy is measured in..... a) watts b) joules c) degrees celsius 7) Power is...... a) energy transferred per second b) change in temperature c) how strong you are 8) Power is calculated using a) energy divided by time b) energy multiplied by time c) energy added to time 9) Water boils at a) 0 degrees celsius b) 100 degrees celsius c) 200 degrees celsius 10) Wood is a good a) conductor b) insulator 11) Metal is a good a) conductor b) insulator 12) It is good to reduce wasted energy transfers because a) less heat is released into the surroundings/environment b) you can save money c) both these reasons 13) Water also boils at a) 400 degrees kelvins b) 373 degrees kelvins c) 257 degrees kelvins d) 0 degrees kelvins e) 100 degrees kelvins f) 273 degrees kelvins

Energy transfer

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