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Fill in the blank.
Force is applied as ........... or ..........
Concept: undefined >> undefined
Fill in the blank.
On pulling a string, its .................. increases.
Concept: undefined >> undefined
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Match the following columns
| Column A | Column B |
| a) Non contact force | 1) repel |
| b) Like poles | 2) kg |
| c) Contact force | 3) gravitational force |
| d) Mass | 4) wear and tear |
| e) Weight | 5) force of friction |
| f) Friction | 6) kgf |
Concept: undefined >> undefined
Select the correct alternative.
A body falls downwards because of
Concept: undefined >> undefined
Select the correct alternative.
Friction is increased if
Concept: undefined >> undefined
Name the term used for the push or pull?
Concept: undefined >> undefined
Explain the meaning of the term force.
Concept: undefined >> undefined
State the effect produced by a force in the following case:
A man pushes a heavy cart
Concept: undefined >> undefined
What do you mean by the gravitational force? Give an example to illustrate it.
Concept: undefined >> undefined
Fill in the blank.
Magnetic force is a ................ force.
Concept: undefined >> undefined
Match the following.
| Column A | Column B |
| 1. Non-contact forces | a. perpendicular to surface |
| 2. Catapult | b. an act of push or pull |
| 3. Force | c. unit of force |
| 4. Normal force | d. action-at-a-distance forces |
| 5. Newton | e. contact force |
Concept: undefined >> undefined
State if the following statement is true or false. Correct the statement if it is false.
It is possible that a force applied to an object may not bring any change in it.
Concept: undefined >> undefined
State if the following statement is true or false. Correct the statement if it is false.
Two equal and opposite forces acting on an object balance out each other.
Concept: undefined >> undefined
Answer the following in short.
Why is magnetic force considered as an action-at-a-distance force?
Concept: undefined >> undefined
Write true or false of the following statement.
The moon is a natural source of light.
Concept: undefined >> undefined
Write true or false of the following statement.
The moon is self-luminous.
Concept: undefined >> undefined
Write true or false of the following statement.
We can see an object through an opaque medium.
Concept: undefined >> undefined
Write true or false of the following statement.
Light travels in a straight-line path.
Concept: undefined >> undefined
