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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
What is the volume of a 10 kg object if its density is 2 kg/m³?
0.5 m³.
2 m³.
5 m³.
1 m³.
What is the density of a cube if the mass is 200 kg and the side length of the cube is 2 m?
500 kg/m³.
100 kg/m³.
50 kg/m³.
1000 kg/m³.
Which of the following best describes the role of density in engineering works?
Materials with low density are less expensive to work with.
Denser materials are always stronger.
Lighter materials are always more durable.
The choice of materials depends on the required strength, flexibility, and weight.
If the density of oil is 0.9 g/cm³, will it float or sink in water?
Neither.
Float.
Both float and sink.
Sink.
Which of the following is true about the density of gases?
Gases have a very high density compared to solids.
The density of gases is higher than liquids at all temperatures.
The density of gases is independent of pressure and temperature.
Gases have a low density compared to liquids and solids.