GSC101 General Science Assignment No 1 Fall November 2014

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GSC101 General Science Assignment No 1 Fall November 2014

Question # 1

Explain the meaning of the following terms in your own words. Marks = 1+1+1+1+1+1+1+1

a. In what way can you say “a body is moving”?

b. Free fall

c. Relative motion

d. Constant velocity

e. Net force

f. Theory

g. Friction

h. Forces at all times take place in pair, why?

Question # 2

Explain the following graphs given below. Marks = 2+2+2+2

Question # 3

Which statement on Friction dependence is true?

i. surface and mass of an object

ii. normal force and mass of an object

iii. surface and acceleration of an object

iv. surface and normal force of an object

v. mass and weight of an object

Select the correct option and also give the reason. Marks = 2 + 3

Question # 4

There is a friction of 10 Newton between a box and a table top. In order to move the box at

constant velocity, you would have to supply a force……………..:

a. No force is required to move the box.

b. Of 10 newton

c. Slightly less than 10 newton

d. Slightly greater than 10 newton

Select the correct option and also give the reason. Marks = 2 + 2