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Motion and Measurement of Distances Worksheet-2

Motion and Measurement of Distances Worksheet-2

 

  1. Which of the following is the unit of measuring the distance of stars from the Earth?

(a) Nautical miles                        (b) Light year

(c) Meter                                        (d) Kilometer

 

  1. Sub multiple micro is equal to

(a) 1/1000000                              (b) 1/100000

(c) 1/10000000                            (d) 1/1000

 

  1. Which of the following statements below should be used while using the symbol for a unit of a physical quantity?

(a) The symbol named after scientist should have capital letter.

(b) They take plural forms

(c) They can be written in full

(d) They should be written only in the agreed symbols.

 

  1. Which of the following is/are examples of rotatory motion?

(a) Motion of the blades of the ceiling fan

(b) Motion of the potter’s wheel

(c) Motion of planets around the sun

(d) All of these

 

  1. In circular motion the

(a) Direction of motion is fixed

(b) Direction of motion changes continuously

(c) Acceleration is zero

(d) Velocity is constant

 

  1. What happens to the air in a car tyre as a result of a motorway journey?

(a) The temperature remains the same and the pressure increases

(b) The temperature decreases and the pressure increases

(c) The temperature and pressure both increase

(d) The temperature remains the same and the pressure decreases.

 

  1. Different size bags are required to pack separately one kilogram each of cotton, potatoes and iron chunks. Which property of matter explains this?

(a) Temperature                           (b) Density

(c) Mass                                          (d) Pressure

 

  1. Which of the following is false?

(a) The motion of a swing is rectilinear as well as circular

(b) A guitar shows vibratory motion

(c) Pendulum of a clock shows oscillatory motion

(d) A ceiling fan shows rotatory motion

 

  1. When a drill bores a hole in a piece of wood, it describes

(i) Rotatory motion

(ii) Translatory motion

(iii) Curvilinear motion

(iv) Oscillatory motion

(a) (iii) & (iv)                                 (b) (i) & (ii)

(c) (i) & (iii)                                   (d) (i) & (iv)

 

  1. Match the following and select the correct option from the codes given below:

Column – I

Column – II

 

A. Railway engine

P. Kg

 

B. Packet of chili powder

Q. Metric ton

 

C. Sack of wheat

R. Mg

 

D. Huge bag of sand

S. G

 

E. Aspirin tablet

T. Quintal

 

 

  1. Match the following and select the correct option from the codes given below

Column – I

Column – II

 

A. Length

P. N

 

B. Mass

Q. S

 

C. Time

R. Kg

 

D. Force

S. m

 

 

Answer Key:

(1)–(b); (2)–(a); (3)–(a); (4)–(d); (5)–(b); (6)–(c); (7)–(b); (8)–(a); (9)–(b); (10) A-Q, B-S, C-T, D-P, E-R; (11) A-S, B-R, C-Q, D-P