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WorksheetsFORM 2 ( 7.1 ELECTRICITY )
Total questions: 15
Worksheet time: 11mins
Name
Class
Date
1.
Identify the type of energy
a)
Electrical Energy
b)
Mechanical energy
c)
Sound energy
d)
Thermal energy
2.
Choose the source of energy
a)
Nuclear
b)
Petrol
c)
Coal
d)
Sun
3.
Choose the source of energy
a)
Wind
b)
Water
c)
Sun
d)
Biomass
4.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
5.
The ability to do work is
a)
power
b)
energy
c)
thermal
d)
kinetic
6.
Heat energy is also called
a)
electrical energy
b)
chemical energy
c)
light energy
d)
thermal energy
7.
Stored energy is called ______ energy.
a)
Kinetic
b)
Potential
c)
Pacific
d)
Safe
8.
S.I. unit for energy is
a)
newton
b)
joule
c)
meter
d)
second
9.
The charge of an electron is
a)
positive.
b)
negative.
c)
Electrons have no charge
10.
What is the name of this device that is used to detect charges?
a)
beaker
b)
electroscope
c)
van de graff generator
d)
chargometer
11.
Current is...
a)
moving protons
b)
moving electrons
c)
measured in volts
d)
measured in ohms
12.
What type of energy is stored in an object due to its high position?
a)
Gravitational potential energy
b)
Elastic potential energy
c)
Kinetic energy
d)
Electrical energy
13.
What type of energy is stored in an object that is compressed, stretched or bent?
a)
Gravitational potential energy
b)
Elastic potential energy
c)
Kinetic energy
d)
Electrical energy
14.
What is produced on a balloon after it is rubbed with a woolen cloth?
a)
Electrostatic charges
b)
Electric current
c)
Voltage
d)
Resistance
15.
what is the energy change for a burning candle?
a)
chemical energy → light energy
b)
chemical energy → heat energy + kinetic energy
c)
light energy → heat energy + chemical energy
d)
chemical energy → light energy + heat energy
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