WorksheetsIGCSE Physics Year 10 Revision
Total questions: 49
Worksheet time: 35mins
What is the number of protons that the element in this image contain?
14
7
21
When two nuclei join to form one nucleus, there is a slight decrease in mass and the release of a large amount of energy. What is this process called?
Fission
Fusion
Conversion
Radioactive Decay
What particle is released when an unstable isotope undergoes alpha radiation?
a helium nucleus
an electron
a photon of light
a neutron
Which type of radiation releases an electron?
Alpha radiation
Beta radiation
Gamma radiation
Theta radiation
Finish the following alpha decay reaction:
Complete the following beta decay reaction:
What is the half-life of iodine-131?
32 days
8 days
16 days
24 days
Iodine-131 has a half life of 8.07 days. What fraction of a sample of Iodine-131 is left unchanged after 16.14 days?
1/2
1/4
1/8
1/16
The radioactive isotope Nickel-63 has a half life of 100 years. How much of a 16 gram sample remains after 300 years?
1 g
2 g
4 g
5.3 g
What type of radiation can be stopped by a 5 mm thick piece of aluminium but not by 5 mm of air?
Alpha radiation
Beta radiation
gamma radiation
Volt meters are connected in.....
series
parallel
What is the current through the battery?
450 A
2 A
20 mA
9 A
If a 75 W light bulb operates at a voltage of 120 V, what is the current in the bulb?
0.63 A
1.6 A
9.0 x 103 A
1.1 x 10-4 A
Each cell is 1.0 V and the current is 0.2 A. Calculate the resistance of each bulb.
1 ohm
5 ohms
10 ohms
0.2 ohms
Diagram shows a waveform displayed on the screen of a C.R.O. If the controls on the C.R.O. are set at 0.5 V/div and 2 ms/div, find the peak voltage and the frequency of the input signal.
4 V, 2 Hz
5 V, 10 Hz
2 V, 100 Hz
4 V, 100 Hz
During a physics lab, a plastic strip was rubbed with cotton and became positively charged. The correct explanation for why the plastic strip becomes positively charged is that ...
the plastic strip acquired extra protons from the cotton.
protons are created
protons are transferred from the plastic to the cotton
electrons are transferred from the plastic to the cotton
According to the graph how fast does the person travel in the first 5 seconds?
2 m/s
10 m/s
12.5 m/s
1 m/s
How far does the car travel at constant speed?
75 m
150 m
200 m
250 m
How far does the car travel whilst decelerating
75 m
150 m
200 m
250 m
The graph shows the vertical speed of a parachutist. At which point did they open the parachute?
A
B
C
D
A parachutist of mass 75 kg jumps from a plane at a height of 4 000 m above sea level.
The parachutist falls through a distance of 2 400 m during the first 60 seconds. Calculate the average speed of the parachutist during this time.
20 m/s
40 m/s
67 m/s
80 m/s
Just after the parachutist jumps out of the plane (before the parachute opens). The relative forces on them are:
downward weight balances the upward friction force
upward friction is constant
downward weight is greater that the upward friction
upward friction is greater than the downward weight
John, mass = 68 kg dives out of an aeroplane
a) What is John's weight
b) What happens to John's weight as he falls?
a) 0.68 N
b) stays the same
a) 680 N
b) stays the same
a) 680 N
b) increases
a) 0.68 N
b) decreases
A submarine is found 20 meters below the surface of the sea. The density of sea water is 1020 kg m-3 and g = 10 m/s2 Calculate the pressure due to the sea water acting on the submarine?
20.4 Pa
2.04 x 103 Pa
2.04 x 102 Pa
2.04 x 105 Pa
2.04 x 10-2 Pa
The pressure due to water at the base of a pond is measured as 50 kPa. What is the depth of the pond?
[density of water is 1,000 kg m-3]
10 m
0.5 m
2 m
5 m
The greatest ocean depths on the Earth are found in the Marianas Trench near the Philippines. Given its depth is 11.0 km and the density of seawater is 1200 kg/m3, How do you calculate the pressure due to the ocean at the bottom of this trench.
1200x10x11
1200x11
1200x11000x10
1200x10
What types of waves transfer energy perpendicular to the direction of oscillations?
Longitudinal waves
Transverse waves
Sound waves
P-waves
What is the speed of a wave that has a wavelength of 2 and a frequency of 2.5 Hz?
2.5 m/s
5 m/s
4.5 m/s
6 m/s
What is a transfer of thermal energy by electromagnetic waves?
Radiation
Convection
Conduction
Heat
What would be the effect on the particles if the gas is heated?
They would slow down
They would stop moving
They would speed up
There would be no effect
Object A has a specific heat capacity of 250 J/kg/⁰C and object B has a specific heat capacity of 1820 J/kg/⁰C. Which object will heat up faster if they have the same mass?
Object A, it has a lower specific heat capacity
Object B, it has a lower specific heat capacity
Object A, it has a higher specific heat capacity
Object B, it has a higher specific heat capacity
How much energy (Q) is released when a 25.00 g piece of aluminum foil (shc = 897 J/kg/°C) is taken out of the oven and cools from 100.00 °C to 25.00 °C?
1682 J
394J
1259 J
985 J
Which line shows how the extension depends on the force applied for a wire
A
B
C
D
Which line shows how the extension depends on the force applied for a rubber band
A
B
C
D
Calculate the mass of a object with density 2 g/cm3 and dimensions 10 cm x 5 mm x 1 m
0.04 g
1000 g
100 g
25 g
