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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
5/34 MCQs for:
MECHANICS : PROPERTIES OF MATTER - Pressure
What is the role of atmospheric pressure in the function of a suction cup?
It creates a force that holds the suction cup in place.
It pushes the suction cup off the surface.
It decreases the force required to remove the suction cup.
It generates heat in the suction cup.
Which of the following units is equivalent to 1 Pascal?
N·m.
N/m.
N/m².
N·s.
What is the pressure at the bottom of a 10 m column of water (density = 1000 kg/m³)? Assume g = 10 m/s².
100000 Pa.
10000 Pa.
1000000 Pa.
1000 Pa.
Which of the following correctly describes the effect of the density of a fluid on pressure?
Higher density increases pressure.
Higher density decreases pressure.
Higher density only affects volume, not pressure.
Higher density has no effect on pressure.
What would be the pressure exerted by a 5 m column of mercury (density = 13,600 kg/m³) at the base of the column?
136000 Pa.
50000 Pa.
680000 Pa.
68000 Pa.
