WorksheetsGrade 7 Mid-Term Review WS
Total questions: 20
Worksheet time: 18mins
graph 1 only
graph 2 only
both graphs
neither graphs
A
B
C
D
Which energy source is used in a nuclear power station?
oil
hydrogen
natural gas
uranium
0.42 g/cm3
0.83 g/cm3
1.2 g/cm3
2.4 g/cm3
A
B
C
D
A
B
C
D
A
B
C
D
A
B
C
D
A
B
C
D
Conduction
Convection
Radiation
Evaporation
Which quantity is measured in newtons
Density
Weight
Energy
Pressure
A
B
C
D
A
B
C
D
0.5 g/cm3
2.0 g/cm3
8.0 g/cm3
10.0g/cm3
Which energy change takes place when a matchstick burns?
Chemical to thermal
Chemical to nuclear
Nuclear to chemical
Thermal to chemical
A
B
C
D
Which statement about the transfer of thermal energy is correct?
All metals conduct thermal energy equally well
Convection can only occur in solids and liquids
Convection occur in liquid because hot liquid is more dense than cold liquid
The radiation that transfer thermal energy is type of electromagnetic radiation called infra-red radiation
A
B
C
D
A
B
C
D
A
B
C
D
