Physics
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Motion, forces, and energy (Velocity, Acceleration, and Newton's Laws)
SubtopicMotion, forces, and energy (Velocity, Acceleration, and Newton's Laws) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
What is the resultant force on an object if a N force acts to the right and a N force acts to the right?
A.5 N Right
B.25 N Right
C.1.5 N Right
D.150 N Right
- 2.
Which of the following stays the same for an object regardless of its location in the universe?
A.Weight
B.Mass
C.Gravitational pull
D.Acceleration due to gravity
- 3.
A car travels at m/s for minutes. How far does it travel?
A.60 m
B.3600 m
C.15 m
D.1800 m
Download the worksheet for Physics - Motion, forces, and energy (Velocity, Acceleration, and Newton's Laws) to practice offline. It includes additional chapter-level practice questions.
Mass, weight, and density
SubtopicMass, weight, and density under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
What is the weight of a person on the Moon, where ?
A.B.C.D. - 2.
If a piece of material is heated and its volume expands while its mass remains constant, what happens to its density?
A.It stays the same
B.It increases
C.It decreases
D.It doubles
- 3.
An object of mass is placed on a scale. If the scale reads , what is the local gravitational field strength?
A.B.C.D.
Download the worksheet for Physics - Mass, weight, and density to practice offline. It includes additional chapter-level practice questions.
Pressure (Liquids and Gases)
SubtopicPressure (Liquids and Gases) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
Which of these is a common application of the transmission of pressure in liquids?
A.An electric heater
B.A magnifying glass
C.Hydraulic car brakes
D.A compass
- 2.
In a liquid, if the density doubles but the depth remains the same, the pressure will:
A.Stay the same
B.Double
C.Be halved
D.Increase by four times
- 3.
A force of acts on an area of . What is the pressure?
A.B.C.D.
Download the worksheet for Physics - Pressure (Liquids and Gases) to practice offline. It includes additional chapter-level practice questions.
Work, Energy, and Power
SubtopicWork, Energy, and Power under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
Calculate the efficiency of a motor that uses of total energy to produce of useful kinetic energy.
A.40%
B.70%
C.250%
D.20%
- 2.
Which of these energy stores is primarily found in food and fuels?
A.Kinetic energy store
B.Thermal energy store
C.Chemical energy store
D.Electrostatic energy store
- 3.
If a crane lifts a load more quickly, which of the following is true?
A.It does more work
B.It does less work
C.Its power output is higher
D.Its power output is lower
Download the worksheet for Physics - Work, Energy, and Power to practice offline. It includes additional chapter-level practice questions.
Thermal physics (States of matter and Heat transfer)
SubtopicThermal physics (States of matter and Heat transfer) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
Which state of matter has no fixed shape and no fixed volume?
A.Solid
B.Liquid
C.Gas
D.Crystal
- 2.
What is the direction of net heat transfer between two objects?
A.From the object with more mass to less mass
B.From the higher temperature object to the lower temperature object
C.From the lower temperature object to the higher temperature object
D.There is no heat transfer
- 3.
What does a sensitivity of a thermometer refer to?
A.The total range of temperatures it can measure
B.The change in property per unit change in temperature
C.How quickly it responds to temperature changes
D.How accurately it matches a standard thermometer
Download the worksheet for Physics - Thermal physics (States of matter and Heat transfer) to practice offline. It includes additional chapter-level practice questions.
Properties of waves (Light and Sound)
SubtopicProperties of waves (Light and Sound) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
Which of these is the correct formula for refractive index () in terms of speed of light in vacuum () and speed of light in the medium ()?
A.B.C.D. - 2.
What happens to the frequency of a wave as it moves from air into glass?
A.It increases
B.It decreases
C.It stays the same
D.It depends on the color
- 3.
Which of these devices uses total internal reflection to transmit data?
A.Prism
B.Optical fiber
C.Convex lens
D.Plane mirror
Download the worksheet for Physics - Properties of waves (Light and Sound) to practice offline. It includes additional chapter-level practice questions.
Electricity (Current, Voltage, and Resistance)
SubtopicElectricity (Current, Voltage, and Resistance) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
Which symbol represents a fixed resistor in a circuit diagram?
A.A circle
B.A triangle
C.A rectangle
D.A diamond
- 2.
Convert (milliamperes) into Amperes ().
A.0.05 A
B.0.5 A
C.5 A
D.50 A
- 3.
In which direction do electrons actually flow in a circuit?
A.From positive to negative
B.From negative to positive
C.Clockwise only
D.Anticlockwise only
Download the worksheet for Physics - Electricity (Current, Voltage, and Resistance) to practice offline. It includes additional chapter-level practice questions.
Electromagnetism (Magnetic fields and Motors)
SubtopicElectromagnetism (Magnetic fields and Motors) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
What is the space around a magnet where a magnetic force can be detected called?
A.Electric field
B.Gravitational field
C.Magnetic field
D.Vacuum
- 2.
Which metal is typically attracted to a magnet?
A.Silver
B.Gold
C.Nickel
D.Magnesium
- 3.
Which part of the motor allows the coil to rotate freely while still being connected to the power source?
A.The iron core
B.The brushes
C.The permanent magnets
D.The switch
Download the worksheet for Physics - Electromagnetism (Magnetic fields and Motors) to practice offline. It includes additional chapter-level practice questions.
Nuclear physics (Radioactivity and half-life)
SubtopicNuclear physics (Radioactivity and half-life) under Physics for Grade 9 IGCSE.
Preview questions (no answers)
- 1.
What is the purpose of a lead-lined box in a physics laboratory?
A.To keep radioactive sources cold
B.To store radioactive sources safely
C.To measure the half-life of a source
D.To increase the count rate of a source
- 2.
Which type of radiation has the lowest ionising power?
A.Alpha
B.Beta
C.Gamma
D.X-rays
- 3.
How does the mass of a neutron compare to the mass of a proton?
A.Neutrons are much heavier
B.They have approximately the same mass
C.Protons are much heavier
D.Neutrons have zero mass
Download the worksheet for Physics - Nuclear physics (Radioactivity and half-life) to practice offline. It includes additional chapter-level practice questions.