Force, Work and Energy
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Types of Force (Gravity, Friction)
SubtopicTypes of Force (Gravity, Friction) under Force, Work and Energy for Grade 4 ICSE.
Preview questions (no answers)
- 1.
Which force makes it difficult to slide a heavy box across a rough floor?
A.Gravity
B.Friction
C.Magnetic force
D.Solar force
- 2.
In science, 'work' is said to be done only when a force ________.
A.Is very strong
B.Makes an object move
C.Is applied by a human
D.Is applied for a long time
- 3.
Look at the diagram of the bouncing ball. Which force causes the ball to come back down after each bounce?
A.Magnetic force
B.Elastic force
C.Gravity
D.Friction
Download the worksheet for Force, Work and Energy - Types of Force (Gravity, Friction) to practice offline. It includes additional chapter-level practice questions.
Concept of Work
SubtopicConcept of Work under Force, Work and Energy for Grade 4 ICSE.
Preview questions (no answers)
- 1.
When you stretch a rubber band, work is done because the rubber band:
A.Snaps
B.Changes its shape and size
C.Turns red
D.Stays small
- 2.
What is the primary requirement for work to be done besides applying force?
A.Movement
B.Rest
C.Sound
D.Smell
- 3.
To do more work on a box, you could:
A.Push it over a longer distance
B.Look at it for a longer time
C.Wait for the sun to set
D.Paint the box blue
Download the worksheet for Force, Work and Energy - Concept of Work to practice offline. It includes additional chapter-level practice questions.
Simple Machines
SubtopicSimple Machines under Force, Work and Energy for Grade 4 ICSE.
Preview questions (no answers)
- 1.
When we use a crowbar to pry open a wooden crate, the crowbar acts as a:
A.Wedge
B.Lever
C.Pulley
D.Inclined plane
- 2.
A garden fork used to dig into the soil works as a:
A.Wedge
B.Pulley
C.Screw
D.Wheel
- 3.
Which simple machine is found on a sailboat and is used to pull up the sails?
A.Wedge
B.Inclined plane
C.Pulley
D.Screw
Download the worksheet for Force, Work and Energy - Simple Machines to practice offline. It includes additional chapter-level practice questions.
Forms of Energy and Sources
SubtopicForms of Energy and Sources under Force, Work and Energy for Grade 4 ICSE.
Preview questions (no answers)
- 1.
Which of these is the main source of heat for the Earth?
A.The Moon
B.The Sun
C.The Stars
D.Volcanoes
- 2.
A torch uses cells to provide ________ energy.
A.Sound
B.Wind
C.Electrical
D.Hydro
- 3.
What type of energy is being utilized by a person swimming?
A.Solar energy
B.Muscular energy
C.Electrical energy
D.Light energy
Download the worksheet for Force, Work and Energy - Forms of Energy and Sources to practice offline. It includes additional chapter-level practice questions.