Read and download free pdf of CBSE Class 8 Science Force and Pressure Assignment Set D. Get printable school Assignments for Class 8 Science. Standard 8 students should practise questions and answers given here for Chapter 11 Force And Pressure Science in Grade 8 which will help them to strengthen their understanding of all important topics. Students should also download free pdf of Printable Worksheets for Class 8 Science prepared as per the latest books and syllabus issued by NCERT, CBSE, KVS and do problems daily to score better marks in tests and examinations
Assignment for Class 8 Science Chapter 11 Force And Pressure
Class 8 Science students should refer to the following printable assignment in Pdf for Chapter 11 Force And Pressure in standard 8. This test paper with questions and answers for Grade 8 Science will be very useful for exams and help you to score good marks
Chapter 11 Force And Pressure Class 8 Science Assignment
1.The standard atmospheric pressure at sea level is -
(A) 10x10-12N/m2 (B) 1x1023 N/m2 (C) 1012 N/m2 (D) 105 N/m2
2.The effects of force are:
(A) Motion of an object (B) Change in the magnitude of velocity of an object
(C) Change in direction of motion (D) All of these
3.Which among the following are the types of forces-
(A) Magnetic force (B) Nuclear force (C) Gravitational force (D) All of these
4.Friction forces act
(A) In the direction of force applied (B) In the direction of the motion
(C) In the direction opposite to the direction of motion (D) None of these
5.The effect of frictional force may be minimized by
(A) Using a smooth object (B) Using a smooth plane
(C) Providing a lubricant at the surface of contact (D) All of these
6.Negative value of force implies that
(A) Force is exerted on some other object
(B) Force is in the direction opposite to that of the motion
(C) Force is in the same direction to that of the motion
(D) Gravitational force is acting on the object
7.S.I. Unit of force is
(A) Newton (B) Dyne (C) Kg-wt (D) Kg
8.Gravitational force acts between
(A) Sun and Planet (B) Earth and Bodies
(C) All the bodies in the universe (D) Sun and Earth
9.Which force can act from a large distance
(A) Magnetic (B) electrostatic (C) Gravitational (D) All of these
10.A car slips on a wet road because
(A) Water increases the friction between the road and the tyres.
(B) It is not possible to apply brakes on a wet road
(C) The friction between the brakes shoes and the wheels is reduced
(D)Water reduce the friction between the road and the tyres
11.Friction force is
(A) Contact force (B) Non-Contact force
(C) Muscular force (D) None of these
12.Friction can be reduced by
(A) Polishing (B) Oiling (C) By use the ball bearing (D) All of these
13.Two bodies in this universe attract each other by a force-
(A) Contact force (B) Gravitational force (C) Muscular force (D) None of these
14.The weight of the body is because of
(A) Magnetic force (B) Electrostatic force (C) Gravitational force (D) none of these
15.Any change in pressure on a confined gas produced a change in
(A) Volume (B) Force (C) Temperature (D) All of these
16.A barometer is a compact device for measuring-
(A) Volume (B) Height (C) Pressure (D) All of these
17.Atmospheric pressure at sea level support a column of mercury-
(A) 520 mm (B) 25 mm (C) 740 mm (D) 760 mm
18.What happens when a body leaves the Earth's gravitational field?
(A) The body will no longer be pulled back to the earth.
Click on link below to download CBSE Class 8 Science Force and Pressure Assignment Set D
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