0.000 s
Revise smart, understand Better
Select Categories (8)
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
5/30 MCQs for:
MECHANICS : MOTION - Conservation of Linear Momentum
When a gun is fired, the bullet moves forward. What happens to the gun?
It moves backward (recoil).
It accelerates faster than the bullet.
It stays stationary.
It moves forward at the same speed.
A 2 kg object moves with a velocity of 5 m/s. If it collides elastically with a 3 kg object initially at rest, what is the total momentum of the system after the collision?
5 kg·m/s.
0 kg·m/s.
10 kg·m/s.
15 kg·m/s.
The principle of conservation of linear momentum is a direct consequence of which law?
Newton’s First Law.
The Law of Universal Gravitation.
Newton’s Third Law.
Newton’s Second Law.
If a 5 kg object is moving with a velocity of 10 m/s, what is its linear momentum?
500 kg·m/s.
5 kg·m/s.
50 kg·m/s.
10 kg·m/s.
If two ice skaters push off from each other, what happens to their total momentum?
It becomes zero.
It decreases.
It remains the same.
It increases.
