CBSE Class 9 Science Question Paper Set O

CBSE Class 9 Science Question Paper SA1 2013 (2). Students can download the last year question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.

SCIENCE

Q1 State action and reaction forces when a bullet is fired from the gun.

Q2 State the full form of ATP.

Q3 Write the name of any two substances that sublime.

Q4 A solution contains 40g of common salt in 360g of water. Calculate the concentration in terms of mass by mass percentage of the solution.

Q5 Differentiate between (one difference in each case)

(a) g and G (b) Mass and weight

Q6 Differentiate between the plasma membrane and cell wall. (two points)

Q7 List any two salient features of meristematic tissue.

Q8 Draw the distance – time graph for the following situations:

(a) When a body is stationary

(b) When a body is moving with a uniform speed

(c) When a body is moving with non-uniform speed.

Q9 When are the forces acting on a body said to be balanced? Give an example. What type of change can the balanced forces bring about in an object?

Q10 (a) Define the term ‘Inertia’. Name the physical quantity which measures inertia of a body.

(b) Why do you fall in the forward direction when a moving bus stops suddenly and fall backwards when it accelerates from rest?

Q11 What happens to the gravitational force between two objects, if:

(a) the mass of an object is doubled.

(b) the distance between the objects is tripled.

(c) mass of both the objects is doubled.

Q12 (a) A body thrown in the vertically upward direction rises upto a height h and comes back to the position of its start.

Calculate (i) the total distance travelled by the body.

(ii) the displacement of the body.

(b) Under what condition will the magnitude of the displacement be equal to the distance travelled by an object ?

Q13 Give reasons for the following :

(a) A sponge is a solid but can be easily compressed.

(b) Clothes dry faster on a windy day.

(c) We can get the smell of a perfume several metres away from it.

Q14 (a) Name the separation technique you would follow to separate the following mixtures.

(i) Cream from milk

(ii) dye in blue / black ink

(iii) iron filings and sand

(iv) drugs from blood

(b) What is the advantage of fractional distillation over simple distillation? 

Please click the link below to download pdf file of CBSE Class 9 Science Question Paper SA1 2013 (2).