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WorksheetsKSSM Science Form 2 Chapter 7
Total questions: 20
Worksheet time: 21mins
what is the unit for energy?
newton
joule
force
volt
ampere
energy __________ be created and destroyed.
can
cannot
which one is renewable energy?
(there is more than 1 answer)
fossil fuel
water
solar
radioactive substances
wind
what is the name of positive charge?
electron
neutron
proton
nucleus
what is the name of negative charge?
neutron
electron
proton
nucleus
like charges _________ each other.
attract
repel
touch
what is the unit for voltage?
ampere
current
volt
resistance
what is the unit for current?
volt
voltage
ohm
ampere
the longer the wire,
the _________ the resistance.
lower
greater
higher
shorter
what is this rule?
left hand rule
left hand grip rule
right hand rule
right hand grip rule
When two different types of object are rubbed together, _______ are transferred from one object to the other.
protons
electrons
The unit for measuring resistance is__________
volt
ampere
ohm
charge
In a series circuit, every component is controlled by the same switch.
True
False
The electrical wiring system in our homes is connected in _____________
series
parallel
Direction of electron flow is from the _________ terminal to the __________ terminal of an electrical source.
positive ..... negative
negative..... positive
What is the name of the component?
Voltmeter
Ammeter
Resistor
Battery
Yoyo
What are the conclusion of the charges of ball A, B, C and D?
A: - B: - C: + D: +
A: - B: + C: - D: -
A: + B: - C: - D: -
A: + B: + C: - D: -
What are the formula of Current in SERIES CIRCUIT?
IT = I1 = I2 = I3
IT = I1 + I2 + I3
LUPA
What is the formula for Voltage in SERIES CIRCUIT?
V = V1 = V2
V = V1 + V2 + V3
V = V1 - V2 - V3
V - V1 = V2 + V3
As number of coil in solenoid increases, the electromagnet ____________.
Increases
Decreases
Heat up
Electric shock
