Exercise 1: Heat Loss

1
Exercise 1 Heat Loss
A
Three identical houses, apart from their walls,
were measured to see how much heat was lost in a
certain time
100J
70J
Which house lost the most heat energy?
B
Which house lost the least energy?
100J
55J
Use your knowledge of physics to explain your
answers.
C
100J
40J
2
Exercise 2 Heat Transfer
Which method of heat transfer is how heat energy
moves through solids?
CONDUCTION
CONVECTION
RADIATION
3
Exercise 3 Heat Transfer
Which method of heat transfer is how heat energy
reaches us from the Sun?
CONDUCTION
CONVECTION
RADIATION
4
Exercise 4 Heat Transfer
Which method of heat transfer causes dye to
circulate around a heated beaker?
heat
CONDUCTION
CONVECTION
RADIATION
5
Exercise 5 Heat Transfer
Which method of heat transfer is better in metal
spoons than wooden spoons?
CONDUCTION
CONVECTION
RADIATION
6
Exercise 6 Heat Transfer
Which method of heat transfer is why kettles are
often shiny?
CONDUCTION
CONVECTION
RADIATION