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WorksheetsClass 4 Force Work and Energy
Total questions: 50
Worksheet time: 50mins
What is force?
Energy required to move objects
Movement of objects
Push or pull acting on an object
Resistance to motion
When you push or pull a toy car, it will:
Stop moving
Remain still
Move
Change color
If two people push a toy car in opposite directions, the car will:
Move faster
Stop moving
Move in the direction of one person's push
Not move
What can force do to a moving object?
Stop it
Increase its speed
Change its direction
All of the above
Work is done when:
An object remains still
A force is applied, and the object moves
A force is applied, and the object stops
No force is applied
When reading or doing homework, work is not done because:
No force is applied
The object moves
The object stops
Both "No force is applied" and "The object stops"
Which situation involves more work: carrying one book or two books?
Carrying one book
Carrying two books
Carrying a heavier book
None of the above
Energy is required for:
Cooking food
Writing
Breathing
Both "Cooking food" and "Breathing"
What form of energy helps in cooking food and boiling water?
Electrical energy
Heat energy
Chemical energy
Solar energy
Solar energy is primarily obtained from:
The moon
The sun
Stars
Lightning
What does the sun provide, making it a primary source of energy?
Light energy
Heat energy
Chemical energy
Both "Light Energy" and "Heat energy"
How is energy stored in batteries?
Electrical energy
Chemical energy
Solar energy
Kinetic energy
When wood is burnt, what form of energy is released?
Heat and light energy
Electrical energy
Mechanical energy
Potential energy
What type of energy do electrical appliances use?
Heat energy
Electrical energy
Chemical energy
Solar energy
Which form of energy is stored in food?
Kinetic energy
Potential energy
Chemical energy
Mechanical energy
What happens when energy-rich molecules from food enter our body?
They break down, releasing energy
They become stored as fat
They cause the body to move
They are converted into electrical energy
Which type of energy is used by solar cookers?
Heat energy
Electrical energy
Chemical energy
Solar energy
What do plants use sunlight for?
To create oxygen
To produce water
To prepare their own food
To generate electricity
What is the primary source of energy for living things?
Food
Water
Sunglish
Electricity
Which of the following is NOT a form of energy listed in the information?
Mechanical energy
Heat energy
Light Energy
Sound energy
What type of energy do fuels like petrol and diesel have?
Heat energy
Chemical energy
Solar energy
Electrical energy
What is work done when a force is applied to an object and the object:
Stops moving
Slows down
Changes direction
Moves
When is work not done?
When force is applied and the object moves
When force is applied but the object doesn't move
When force is not applied
When the object moves without any force applied
Which of the following activities does NOT require energy?
Breathing
Sleeping
Playing
Running
How is energy stored in batteries?
As heat energy
As electrical energy
As chemical energy
As solar energy
What type of energy do solar cookers use?
Electrical energy
Chemical energy
Heat energy
Solar energy
What is the primary source of energy for plants?
Water
Soil
Sunlight
Air
Which type of energy helps in cooking food and boiling water?
Heat energy
Light energy
Chemical energy
Electrical energy
What happens when energy-rich molecules from food enter our body?
They break down, releasing energy
They store energy as fat
They produce electricity
They cause the body to move
What type of energy do electrical appliances use?
Heat energy
Electrical energy
Chemical energy
Solar energy
Which form of energy is stored in food?
Kinetic energy
Potential energy
Chemical energy
Mechanical energy
What happens when wood is burnt?
It releases heat and light energy
It produces electrical energy
It absorbs energy
It stores energy
What is the primary source of energy for living things?
Food
water
Sunglight
Electricity
Which of the following is NOT a form of energy listed in the information?
Mechanical energy
Heat energy
Light energy
Sound energy
What type of energy do fuels like petrol and diesel have?
Heat energy
Chemical energy
Solar energy
Electrical energy
What is work done when a force is applied to an object and the object:
Stops moving
Slows down
Changes direction
Moves
When is work not done?
When force is applied and the object moves
When force is applied but the object doesn't move
When force is not applied
When the object moves without any force applied
Which of the following activities does NOT require energy?
Breathing
Sleeping
Playing
Running
How is energy stored in batteries?
As heat energy
As electrical energy
As chemical energy
What type of energy do solar cookers use?
Electrical energy
Chemical energy
Heat energy
Solar energy
What is the primary source of energy for plants?
Water
Soil
Sunlight
Air
Which type of energy helps in cooking food and boiling water?
Heat energy
Light energy
Chemical energy
Electrical energy
What happens when energy-rich molecules from food enter our body?
They break down, releasing energy
They store energy as fat
They produce electricity
They cause the body to move
What type of energy do electrical appliances use?
Heat energy
Electrical energy
Chemical energy
Solar energy
Which form of energy is stored in food?
Kinetic energy
Potential energy
Chemical energy
Mechanical energy
What happens when wood is burnt?
It releases heat and light energy
It produces electrical energy
It absorbs energy
It stores energy
What is the primary source of energy for living things?
Food
Water
Sunlight
Electricity
Which of the following is NOT a form of energy listed in the information?
Mechanical energy
Heat Energy
Light Energy
Sound Energy
What type of energy do fuels like petrol and diesel have?
Heat energy
Chemical energy
Solar energy
Electrical energy
What is work done when a force is applied to an object and the object:
Stops moving
Slows down
Changes direction
Moves
