# NCERT Class VII Science Solutions: Chapter 13-Motion and Time Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)

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MULTIPLE CHOICE QUESTIONS

Question 1:

Which of the following cannot be used for measurement of time?

1. A leaking tap.
2. Simple pendulum.
3. Shadow of an object during the day.
4. Blinking of eyes.

Answer: D

Question 2:

Two clocks A and B are shown in Figure Clock A has an hour and a minute hand, whereas clock B has an hour hand, minute hand as well as a second hand. Which of the following statement is correct for these clocks?

1. A time interval of 30 seconds can be measured by clock A.
2. A time interval of 30 seconds cannot be measured by clock B.
3. Time interval of 5 minutes can be measured by both A and B.
4. Time interval of 4 minutes 10 seconds can be measured by clock A. Two Clocks a and B Are Shown in Figure

Answer: C

Question 3:

Two students were asked to plot a distance-time graph for the motion described by Table A and Table B.

Table A

 DistanceMoved(M) 0 10 20 30 40 50 Time(minutes) 0 2 4 6 8 10

Table B

 DistanceMoved(M) 0 5 10 15 20 25 Time(minutes) 0 1 2 3 4 5 As Showing in Images is a Distance-Time Graph of the Uniform

The graph given in Figure is true for

1. Both A and B.
2. A only.
3. B only.
4. Neither A nor B.

Answer: A