Class 4 Science: Force, Work, and Energy
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Q1 · MCQ · 1 mark
What do we call a push or a pull that can change the motion of an object?
Q2 · MCQ · 1 mark
Which type of force helps us to pick up things from the ground?
Q3 · MCQ · 1 mark
When an object moves through a distance in the direction of the applied force, what is said to be done?
Q4 · MCQ · 1 mark
What is the ability to do work called?
Q5 · MCQ · 1 mark
Which of these is NOT a simple machine?
Q6 · FILL · 1 mark
A force can make a stationary object ____.
Q7 · FILL · 1 mark
The force that opposes motion between two surfaces in contact is called ____ force.
Q8 · FILL · 1 mark
Light energy helps us to ____ things.
Q9 · SHORT · 2 marks
Give two examples of how force changes the shape of an object.
Q10 · SHORT · 2 marks
What is the main difference between potential energy and kinetic energy?