

Ch- 13 Motion and Time
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Science
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7th Grade
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jasmine sangeetha
Used 14+ times
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1 Slide • 15 Questions
1
Chapter-13
Motion and Time

2
Multiple Choice
What is the speed of an object moving along a straight line keeps changing, it is said to be in
Uniform motion
Non-Uniform motion
Circular motion
Harmonic motion
3
Multiple Choice
To Calculate speed we need
Distance and Time
Time and Frequency
Velocity and Distance
Direction and Time
4
Multiple Choice
Our ancestors considered one month as time between
one new moon to no moon
one new moon to next new moon
Half moon to full moon
Crescent moon to full moon
5
Multiple Choice
When an object moves along the straight line with a constant speed, it is said to be in
Non-Uniform motion
Harmonic motion
Circular motion
Uniform motion
6
Multiple Choice
In ancient times, a year was fixed as the time
Time taken by the moon to complete one revolution of the Earth
Time taken by the earth to complete one rotation on its axis
Time taken by the earth to complete one revolution of the sun
Between the two eclipces
7
Multiple Choice
Simple pendulum exhibits
Periodic Motion
Circular motion
Uniform motion
Non-Uniform motion
8
Multiple Choice
Time taken by a pendulum to complete one oscillation is called
Pendulum period
Frequency
Time period
Oscillatory period
9
Multiple Choice
The time between two sunrises is considered as
Year
Month
Day
Season
10
Multiple Choice
The basic unit of time is
Minute
hour
millisecond
second
11
Multiple Choice
The unit of speed is
m/s
km/s
m/min
km/hr
12
Multiple Choice
A car moves at the speed of 60km/hr for 15min. The distance covered by the car is
22km
15km
60km
30km
13
Multiple Choice
distance between two cities is measured in
meters
millimeters
kilometers
Centimeters
14
Multiple Choice
Beating heart is an example of
Translatory motion
Periodic motion
Vibratory motion
Rotatory motion
15
Multiple Choice
The to and fro motion of an object which moves along the same path is called
Rotatory Motion
Vibratory Motion
circular Motion
oscillatory Motion
16
Multiple Choice
Sand clocks were used by our ancestors to know about
speed
distance
time
diection
Chapter-13
Motion and Time

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