Ncert- class6- science- Chapter 7: Motion and Measurement of Distances 2 Welcome to your Ncert- class6- science- Chapter 7: Motion and Measurement of Distances 2 1. Smoke particles from a chimney exhibit : Linear motion only Rotational motion only Random or irregular motion Circular motion only None 2. Smallest division of a metre scale is known as: Centimetre Metre Decimetre Millimetre None 3. Big division of metre scale is known as : decimetre metre mililitre centimetre None 4. Something that is used to transport people or things from one place to another is called _____________. instrument machine none of the above vehicle None 5. While measuring the length of a wooden box, the reading at one end is 1.5 cm and the other end is 4.7 cm. What is the length of the wooden box? 6.2 cm 4.7 cm 3.2 cm 1.5 cm None 6. Which of the following is not a characteristic of the standard unit? It should change with respect to space and time It should be of convenient size It should be easily reproducible It should not be perishable None 7. Which of the following is a true sentence about speedometer or odometer? Both speedometer and odometer can be seen in vehicles like motorcycle and scooter. An odometer records speed directly in km/h. A speedometer also gives information about the distance travelled. A speedometer records the speed directly in km/sec. None 8. Name the type motion of A flying insect Rolling motion Purely translation motion Random motion (Irregular motion) Circular motion None 9. If someone is carrying a bulk amount of goods, then he should be taking which of the following mode of transportation? Air transportation Railway transportation Road transportation Water transportation None 10. A man is going from station A to B by bus. Station A and B are 500 km apart. The bus halts at station P and Q before reaching station B. The bus travels 20 km to reach station P in an hour. The bus travels from P to Q and covers 250 km in 4 hours. The remaining distance was covered in 5 hours. Calculate the average speed of the bus. (50/6) km/hr 50 km/hr (1/50) km/hr 5 km/hr None 11. Which of the following statement is correct? Motion of soldiers on march past is a periodic motion Hockey player running after a ball is a combined motion Motion of a train along a curved track on hills is the example of curvilinear motion. Every periodic motion is also a oscillatory motion None 12. Which of the following is/are present in a quartz clock? a. Electric circuitb. Micro-pendulumc. Sundials d. Cells a and c a and d Only a a and b None 13. An example of curvilinear motion is - throwing of a javelin a spinning wheel an apple falling from a tree the motion of a pendulum None 14. CNG is preferred over petrol as a fuel for transport vehicles. Why? It can be compressed under high pressure It undergoes complete combustion It is less polluting It is a renewable source of energy None 15. Which of the following are the instruments used to measure speed and distance respectively? Odometer, Speedometer Speedometer, Odometer Speedometer, Anemometer Odometer, Anemometer None 16. Which of the following is not necessary while measuring length ? Using full mark of the scale which is not broken. Using clean hands to make measuements Placing the eye exactly in front of the point where the measurement is to be taken Placing the scale in contact with the object along its length None 17. Which of the following sentences is false regarding uniform motion? It is exhibited by objects moving along a straight line. Periodic motion is uniform. Average speed is equal to actual speed. Speed is constant. None 18. The length of a curved surface is measured by using none of these metre scale only thread only both metre scale and thread None 19. Metre scale have bevelled edges because: None of these To avoid errors due to parallax To increase the grip between scale and the measured surface To look good None 20. Which of the following is an example of uniform motion? A horse running in a race A bus on its way through the busy market A train going along the tracks at steady speed Walking on a busy street None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
