WorksheetsUltimate GCSE Physics Paper 1 Quiz!
Total questions: 92
Worksheet time: 2hrs 5mins
What is the equation for charge flow?
Charge Flow = Current x Time (Q=It)
Charge Flow = Current / Time (Q=I/t)
Charge Flow = Time / Current (Q=t/I)
What is the equation for charge flow?
Charge Flow = Current x Time (Q=It)
Charge Flow = Current / Time (Q=I/t)
Charge Flow = Time / Current (Q=t/I)
What is the power of a lamp whose current is 6 A and the voltage across it is 120 V?
20 W
720 W
0.05 W
126 W
How much charge flows through a wire in 80s if the current is a constant 5.4A?
432 C
14.8 C
0.07 C
85.4 C
What is this circuit symbol for?
Thermistor
Ammeter
Variable Resistor
Piece of wire
What does voltage mean?
The amount of energy per charge
The amount of power per charge
The amount of electrons per second
The amount of seconds per charge
What is the voltage of a bulb which produces 20J of energy for 2 Coulombs of charge?
10V
40V
0.1V
15V
Current is measured in what unit?
amperes
volts
watts
ohms
A kettle has a resistance of 50 ohms and the current running through it is 3.2 A. What is the power rating of this kettle?
512 W
8000 W
160 W
15.6 W
In a hairdryer there is a current of 5A flowing in a series circuit which contains two 10 ohm resistors. What is the power of this hairdryer?
500 W
100 W
2000 W
2 W
What is the flow of charged particles called?
resistance
voltage
current
source of electric current
This is the symbol for a...
Light Dependent Resistor
Light Emitting Diode
Thermistor
Cell
This is the symbol for a...
Light Emitting Diode
Light Dependent Resistor
Fuse
Cell
This is the symbol for a...
Fuse
Wire
Light Emitting Diode
Heater
What device does this graph represent?
Diode
Fixed resistor
Filament lamp
Thermistor
What device does this graph represent?
Diode
Fixed resistor
Filament lamp
Thermistor
What device does this graph represent?
Diode
Fixed resistor
Filament lamp
Thermistor
Which of the following has a resistance that decreases with temperature.
Filament bulb
thermistor
Light dependent resistor
Diode
Which of the following has a resistance that increases with temperature.
Filament bulb
thermistor
Light dependent resistor
Diode
Which of the following has a resistance that decreases with light intensity.
Filament bulb
thermistor
Light dependent resistor
Diode
Which of the following must always be connected into a circuit in series?
Ammeter
Voltmeter
Resistor
Lamp / bulb
An iPad requires a current of 3A and 24V. What is the power rating of this iPad?
72 W
8 W
0.125 W
27 W
A heater transfers 300 W of power. It has a resistance of 5000 Ohms. What is the current running through the heater? (2d.p)
0.06 A
1.5 MA
0.24 A
0.24 kA
How much charge flows through a wire in 9mins if the current is a constant 3A?
1620 C
27 C
3 C
180 C
If the current through a circuit is 2 A and the resistance of a light bulb in the circuit is 10 Ohms, what is the potential difference across the light bulb?
5 V
12 V
0.2 V
20 V
What can I find from the gradient of this graph?
Potential difference
Resistance
A resistor
Current
Which electrical component decreases in resistance when light intensity increases?
Light emitting diode (LED)
Filament bulb
Thermistor
Light dependent resistor (LDR)
in which circuit is the lamp brightest
1
2
3
All the same
in which circuit is the lamp brightest
1
2
3
All the same
Which resistor has the biggest voltage across it?
2 Ω
3 Ω
4 Ω
all have the same
When you do exercise, which energy store decreases?
Your chemical energy store
Your kinetic energy store
Your nuclear energy store
Your thermal energy store
Which equations correctly link energy, power and time?
Power = energy x time
Power = energy / time
Energy = Power / time
Energy = Power x time
A Ferris wheel transfers 3 KJ of chemical energy every 3s. What is its power rating?
1
9
100
1000
9000
The Ferris wheel transfers 3kJ of energy from its chemical energy store to 1800J of kinetic energy and 1200J of thermal energy. What is the efficiency of the Ferris wheel?
40%
60%
67%
100%
A reindeer with a mass of 160kg can run at a top speed of 19 m/s. How much kinetic energy will the reindeer have running at its top speed?
1520 J
57760 J
28880 J
8.4 J
Santa's sleigh gains 900MJ of gravitational potential energy when flying over Warrington. It has a mass of 9 X 105 kg. Assume gravitational field strength is 10 N/kg. How high up is Santa and his sleigh?
1 m
10 m
100 m
1000 m
A sling shot has a spring constant of 20 N/m. How much elastic potential energy is stored in the sling shot when it is extended 30 cm?
0.9 J
1.8 J
3 J
6 J
LC3: What is the density of a liquid that has a mass of 27g and a volume of 30ml?
0.9 g/ml
3 g/ml
57 g/ml
810 g/ml
LC3: The following liquids are poured together in a beaker: alcohol (density=0.79), corn syrup (density=1.38), water (density=1.0), and cooking oil (density=0.93). Which of these liquids will sink to the bottom of the beaker?
alcohol
corn syrup
water
cooking oil
LC3: A block has a density of 2.7g/cm3 and a volume of 20cm3. What is the mass of the block?
54 g
0.14 g
47 g
7.4 g
LC3: What is wrong in this picture of a plug?
The Earth and the Live have been swapped
The Live and the Neutral have been swapped
The Neutral and the Earth have been swapped
The Earth is the wrong colour
the fuse has blown
LC3: What do biofuel and coal have in common?
They are both renewable
They both produce carbon dioxide
The are both made from sea creatures
They are both non renewable
LC3: Which of the following are renewable energy resources?
Solar
Nuclear
Tidal
Wind
All of the above
LC3: Geothermal energy is energy from ...
The Sun
Heat from deep in the Earth
Wind
Inexhaustable
LC3: Using the passage and diagram, what kind of resource is being presented?
Falling or flowing water from a big river has a lot of energy. We can harness this by forcing the water through a pipe. As the water flows through the pipe it turns the blades of a turbine which spins an electric generator. As long as the water is flowing, the generator will be able to provide electricity.
Hydropower
Tidal
Waves
Geothermal
LC3: Step-down transformers...
improve the efficiency of the National Grid
reduce the voltage to a safe level for the home
both
neither
LC3: Step-up transformers...
Improve the efficiency of the National Grid
Reduce the voltage to a safe level for the home
both
neither
LC3: Electrons quickly going back and forth in place is _________ current.
alternating
direct
electricity
forward
LC3: Electrical energy enters the home at...
25,000 V
132 kV
230 V
240 V
LC3: Step-up transformers... (select all that apply)
reduce the current
increase the current
increase the potential difference
decrease the potential difference
LC2: A motor does 6,800 Joules of work raising an injured man off of Camelback Mountain onto a helicopter. The average power of the motor during the airlift was 750W. How long did it take to airlift the patient?
0.110 seconds
7.5 seconds
9.07 seconds
11.1 seconds
Latent heat is
the heat absorbed or released at a boiling process during a change of phase
the heat absorbed or released at a constant temperature during a change of phase
the heat absorbed or released at a constant temperature during a change of phase of 1 kg object
the heat absorbed or released by an object to increase or decrease its temperature by 1 degree Celcius
The heat absorbed by melting a solid is known as
latent heat of fusion
latent heat of solid
latent heat of liquid
latent heat of vaporisation
The amount of heat required to change the phase of a substance depends on two factors which are
surrounding temperature
temperature change
material
the mass
specific latent heat of vaporisation is
the amount of heat required to change 1 kg of the substance from the solid to liquid phase without change in temperature
the amount of heat required to change 1 kg of the substance from the liquid to gaseous phase without change in temperature
the amount of heat required to change the temperature 1 kg of the substance by 1 degree Celcius
Water molecules have the greatest kinetic energy in
Ice at 0 ⁰C
Water at 90 ⁰C
Water at 373 K
Steam at 150 ⁰C
The graph shows the cooling curve of a substance. At which stages the specific latent heat released?
AB and CD
BC and DE
AB and EF
BC and CD
An isotope of an element has the same number of _________, but a different number of _________.
Protons, electrons
Protons, neutrons
Electrons, neutrons
Neutrons, protons
