Motion and Measurement of Distances - Class 6 - Science
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Extra Questions - Motion and Measurement of Distances | NCERT | Science | Class 6
Is the measurement or extent of an object from end to end.
Length is the measurement of the straight-line distance between two points at the termini of an object. The SI unit for measuring length is the meter.
An insect moves along the sides of a wall of dimension $12 \mathrm{~m} \times 5 \mathrm{~m}$, starting from one corner and reaches the diagonally opposite corner. If the insect takes $2$ seconds for its motion, then find the ratio of average speed to average velocity of the insect.
A) $17: 13$
B) $12: 5$
C) $13: 5$
D) $17: 12$
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Sign up nowThree students measure the length of a rod and report $13.59 \mathrm{~m}$, $0.01359 \mathrm{~km}$, and $1359 \mathrm{~cm}$ respectively. Then the difference between the maximum and minimum number of significant figures for the given data is ____.
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Sign up nowPankaj went to the post-office at the speed of $60 \mathrm{~km/hr}$. While returning to his home, he covered half of the distance at the speed of $10 \mathrm{~km/hr}$, but suddenly he realized that he was getting late so he increased the speed and reached home by covering the rest half of the distance at the speed of $30 \mathrm{~km/hr}$. The average speed of Pankaj for the whole journey is:
A $5.67 \mathrm{~km/hr}$
B $24 \mathrm{~km/hr}$
C $22.88 \mathrm{~km/hr}$
D $5.45 \mathrm{~km/hr}$
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Sign up nowA car takes 4 hours to cover a distance if it travels at a speed of 40 kmph. What should be its speed to cover the same distance in 1.5 hours?
A) $106 \mathrm{~km} / \mathrm{hr}$
B) $105 \mathrm{~km} / \mathrm{hr}$
C) $118.23 \mathrm{~km} / \mathrm{hr}$
D) $106.66 \mathrm{~km} / \mathrm{hr}$
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Sign up nowA boy starts jogging from his house and moves $500 \mathrm{~m}$ towards west, then $400 \mathrm{~m}$ towards south, and then $600 \mathrm{~m}$ towards east, and finally $400 \mathrm{~m}$ towards north. Calculate the distance and displacement.
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Sign up nowTwo trains of equal length are running on parallel lines in the same direction at 46 km/h and 36 km/h. The faster train passes the slower train in 36 seconds. The length of each train is:
A) 50 m
B) 72 m
C) 80 m
D) 82 m
E) 75 m
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Sign up nowIn a race of 1,200 m, A beats B by 200 m, while in a race of 600 m, B beats C by 60 m. By how much distance will A beat C in a race of 800 m? A) 160 m B) 200 m C) 220 m D) 180 m
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Sign up nowQuestions & Answers - Motion and Measurement of Distances | NCERT | Science | Class 6
Give two examples each of modes of transport used on land, water and air.
Land: Cars and Trains
Water: Boats and Ships
Air: Airplanes and Helicopters
Fill in the blanks:
(i) One metre is ______________ cm.
(ii) Five kilometres is ______________ m.
(iii)Motion of a child on a swing is ______________.
(iv)Motion of the needle of a sewing machine is ______________.
(v) Motion of wheel of a bicycle is______________.
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Sign up nowGive two examples of periodic motion.
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