Chapter 10: Forces Effects - Science Mcqs for Grade 7

1.

The force of friction can be reduced by the help of

A. ball bearing

B. lubricants

C. cushion surfaces

D. all of them

Answer & Solution Discuss in Board

2.

A force which occurs when two surfaces come in contact and slows down motion while acting in

A. opposite direction

B. same direction

C. same and opposite direction

D. both a and b

Answer & Solution Discuss in Board

3.

Force can

A. speed up

B. slow down

C. stop an object

D. all of them

Answer & Solution Discuss in Board

4.

Friction between moving parts of machine causes

A. heat

B. light

C. energy

D. oil

Answer & Solution Discuss in Board

5.

When upthrust is equal to the weight of an object, it

A. floats

B. sinks

C. moves

D. stops

Answer & Solution Discuss in Board

6.

The mass of a substance per unit of volume is called its

A. weight

B. density

C. volume

D. gravity

Answer & Solution Discuss in Board

7.

There will be a great distance in stopping a vehicle which is moving

A. slowly

B. steady

C. fast

D. continuously

Answer & Solution Discuss in Board

8.

The relationship between force, mass and acceleration is

A. F=ma

B. F=m-a

C. F=m/a

D. F=a/m

Answer & Solution Discuss in Board

9.

In order to reduce air and water resistance, objects are shaped in

A. streamline

B. oblongata

C. rectangular

D. conical

Answer & Solution Discuss in Board

10.

A substance will float on surface of water if its density is less than

A. liquid

B. gas

C. both a and b

D. aqueous

Answer & Solution Discuss in Board

Practice MCQ Questions and answers on Chapter 10: Forces Effects - Science Mcqs for Grade 7

1. The force of friction can be reduced by the help of

Answer & Solution

2. A force which occurs when two surfaces come in contact and slows down motion while acting in

Answer & Solution

3. Force can

Answer & Solution

4. Friction between moving parts of machine causes

Answer & Solution

5. When upthrust is equal to the weight of an object, it

Answer & Solution

6. The mass of a substance per unit of volume is called its

Answer & Solution

7. There will be a great distance in stopping a vehicle which is moving

Answer & Solution

8. The relationship between force, mass and acceleration is

Answer & Solution

9. In order to reduce air and water resistance, objects are shaped in

Answer & Solution

10. A substance will float on surface of water if its density is less than

Answer & Solution

Read More Section(Science Mcqs)

1.

The force of friction can be reduced by the help of

2.

A force which occurs when two surfaces come in contact and slows down motion while acting in

3.

Force can

4.

Friction between moving parts of machine causes

5.

When upthrust is equal to the weight of an object, it

6.

The mass of a substance per unit of volume is called its

7.

There will be a great distance in stopping a vehicle which is moving

8.

The relationship between force, mass and acceleration is

9.

In order to reduce air and water resistance, objects are shaped in

10.

A substance will float on surface of water if its density is less than