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111.The unit of efficiency is

A.     Volt

B.     Watt

C.    Joules

D.    None of these

112.Which from the following is NOT a stored energy?

A.     Thermal

B.     Gravitational

C.    Elastic potential energy

D.    Chemical

113.Energy can be converted from one form to another, but all energy ends up as

A.     Kinetic energy

B.     Potential energy

C.    Heat energy

D.    Chemical energy

114.A battery converts ________ into electrical energy.

A.     Potential energy

B.     Chemical energy

C.    Nuclear energy

D.    Mechanical energy

115.Which from the following is NOT a renewable energy resource?

A.     Geothermal

B.     Biomass

C.    Solar

D.    Nuclear

116.Which from the following is NOT a non-renewable energy resource?

A.     Coal

B.     Natural gas

C.    Nuclear

D.    Geothermal

117.Current is the flow of

A.     Electrons

B.     Protons

C.    Neutrons

D.    Voltage

118.The unit of current is

A.     Volt

B.     Ampere

C.    Ohm

D.    Watt

119.To prevent electric shocks, a/an ________ is placed in the circuit.

A.     Amneter

B.     Voltmeter

C.    Fuse

D.    Diode

120.Electrons were discovered by

A.     James Chadwick

B.     J.J. Thomson

C.    F.W. Aston

D.    Rutherford

ANSWERS:

111.D

112.A

113.C

114.B

115.D

116.D

117.A

118.B

119.C

120.B