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Test: Force, Energy & Work - 2 - Class 4 MCQ


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10 Questions MCQ Test Science for Class 4 - Test: Force, Energy & Work - 2

Test: Force, Energy & Work - 2 for Class 4 2024 is part of Science for Class 4 preparation. The Test: Force, Energy & Work - 2 questions and answers have been prepared according to the Class 4 exam syllabus.The Test: Force, Energy & Work - 2 MCQs are made for Class 4 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Force, Energy & Work - 2 below.
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Test: Force, Energy & Work - 2 - Question 1

Energy can be defined as

Detailed Solution for Test: Force, Energy & Work - 2 - Question 1

Energy can be defined as the capacity to do work.

Test: Force, Energy & Work - 2 - Question 2

Radha pushed a heavy table but failed to move it. Which of the following is TRUE of the above statement?

Detailed Solution for Test: Force, Energy & Work - 2 - Question 2

Work is said to be done when an object is displaced or moved from one place to another by the application of force.

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Test: Force, Energy & Work - 2 - Question 3

When a pin wheel is placed against wind, it begins to spin. This proves that

Detailed Solution for Test: Force, Energy & Work - 2 - Question 3

Moving air has energy. Since moving air can make a pin-wheel move, it has energy.

Test: Force, Energy & Work - 2 - Question 4

The ultimate source of our energy is

Detailed Solution for Test: Force, Energy & Work - 2 - Question 4

The ultimate source of energy is the sun.

Test: Force, Energy & Work - 2 - Question 5

To do work, we need

Detailed Solution for Test: Force, Energy & Work - 2 - Question 5

We need energy to do work.

Test: Force, Energy & Work - 2 - Question 6
What is the primary difference between work and energy?
Detailed Solution for Test: Force, Energy & Work - 2 - Question 6
Work is defined as the transfer of energy when a force moves an object through a distance. Energy, on the other hand, is the capacity to do work. The key difference is that work is the process of energy transfer, whereas energy itself is the ability to perform work.
Test: Force, Energy & Work - 2 - Question 7
Which of the following statements best describes gravitational force?
Detailed Solution for Test: Force, Energy & Work - 2 - Question 7
Gravitational force is the force that pulls objects towards the center of the Earth. It is responsible for the weight of objects and keeps them grounded.
Test: Force, Energy & Work - 2 - Question 8
What happens to the energy of an object when it is lifted to a higher position?
Detailed Solution for Test: Force, Energy & Work - 2 - Question 8
When an object is lifted to a higher position, its potential energy increases. This is because it has the potential to do more work due to its elevated position.
Test: Force, Energy & Work - 2 - Question 9
How does friction help in daily activities?
Detailed Solution for Test: Force, Energy & Work - 2 - Question 9
Friction helps in gripping surfaces and moving effectively. It provides the necessary resistance to prevent slipping and enables control during movement.
Test: Force, Energy & Work - 2 - Question 10
What is the role of energy in a moving car?
Detailed Solution for Test: Force, Energy & Work - 2 - Question 10
In a moving car, energy is converted into kinetic energy, which is used to propel the car forward. This energy is essential for the car's movement and operation.
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