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Exercise 1
GCE O-Level 2018.
GCE O-Level 2019.
GCE O-Level 2020.
GCE O-Level 2021.
GCE O-level 2023
GCE O-level 2024
Select Lessons (41)
Dynamics: Newton’s Laws of Motion
ELECTRICITY : ELECTROMAGNETISM - Alternating Current
ELECTRICITY : ELECTROMAGNETISM - Current in a Magnetic Field
ELECTRICITY : ELECTROMAGNETISM - Electromagnetic Induction
ELECTRICITY : ELECTROMAGNETISM - Magnets
ELECTRICITY : Electric Current I
ELECTRICITY : Electrostatics
ELECTRICITY : MODERN PHYSICS - The Electron (Electronics)
ELECTRICITY : WAVES - Light
ELECTRICITY : WAVES - Vibrations and Sound
ELECTRICITY: Current
Energy: Application And Uses
Forces
HEAT : TEMPERATURE - Concept of Heat and Temperature
HEAT : TEMPERATURE - Heat Capacity
HEAT : TEMPERATURE - Heat Transfer
HEAT : TEMPERATURE - Thermometers
HEAT : TEMPERATURE - Thermometric Properties
Health Education
Linear Momentum
MECHANICS : ENERGY - Forms of Energy
MECHANICS : ENERGY - Machines
MECHANICS : ENERGY - Power
MECHANICS : ENERGY - Work
MECHANICS : FORCES - Moments
MECHANICS : FORCES - Newton’s laws of Motion
MECHANICS : FORCES - Physical quantities
MECHANICS : FORCES - Types and characteristics of forces
MECHANICS : FORCES - Vectors and Scalars
MECHANICS : MOTION - Conservation of Linear Momentum
MECHANICS : MOTION - Linear Motion
MECHANICS : PROPERTIES OF MATTER - Density
MECHANICS : PROPERTIES OF MATTER - Hooke’s Law
MECHANICS : PROPERTIES OF MATTER - Pressure
MOTION
Matter: Its Properties & Transformation
PRESSURE
Radioactivity
WAVES: Electromagnetic
5/31 MCQs for:
MECHANICS : PROPERTIES OF MATTER - Density
How would you measure the volume of an irregularly shaped object to calculate its density?
Submerge it in water and measure the displaced volume.
Use a ruler to measure its dimensions.
Weigh the object in air and water.
Use a scale to measure the object's height.
How would you increase the density of an object?
Increase its mass and keep volume constant.
Decrease its volume and keep mass constant.
Increase its volume.
Decrease its mass.
Which of the following is true about the density of gases?
The density of gases is higher than liquids at all temperatures.
Gases have a very high density compared to solids.
The density of gases is independent of pressure and temperature.
Gases have a low density compared to liquids and solids.
The density of a substance is given by 3 g/cm³. If its mass is 150 g, what is its volume?
50 cm³.
150 cm³.
45 cm³.
60 cm³.
An object has a mass of 150 g and a volume of 75 cm³. What is its density?
2 g/cm³.
20 g/cm³.
1.5 g/cm³.
0.5 g/cm³.