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Force and Pressure - Science Class 8 | Shiksha Nation
Q&A Home
Class 8
CBSE
Science
Force and Pressure
🔬
Chapter 8
Force and Pressure
Science
•
Class 8
•
CBSE
14 Questions Available
Showing 14 questions on this page
1
What is change in state of motion? What brings change in state of motion?
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2
What is force? State the difference between contact force and non-contact force.
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3
Why lorries and trucks carrying heavy loads have 8 tyres instead of four?
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4
Why is it difficult to hold a school bag having a strap made of a thin and strong string?
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5
What is force? What is its unit?
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6
What is pressure? What is the relation of pressure with area on which it is applied?
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7
Define the different types of forces.
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8
What is pressure? How is pressure related to the surface area on which it acts?
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9
Why the sucker sticks to the surface over which it is pressed?
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10
Why is it easier to walk on soft sand if we have flat shoes rather than shoes with sharp heels (or pencil heels)?
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11
Force applied on an object may change its speed. How?
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12
What is the difference between contact forces and non-contact forces?
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13
Give two example each of the situation in which you apply force to change state of motion of an object and to change shape of an object?
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14
Why Porters wear turbans when they have to carry heavy loads on their heads?
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