# 7th Class Science Motion Question Bank

### done Motion and Time

• A) 0

B) 50 m/s

C) 48 m/s

D) 52 m/s

• A) Speed

B) Velocity

C) Both of these

D) None of these

• A) km/min

B) m/min

C) km/h

D) m/s

• A) $\frac{1}{1000000}s$

B) $\frac{1}{100000}s$

C) $\frac{1}{10000000}s$

D) $\frac{1}{1000}s$

• A) 1 sec

B) 0.1 sec

C) 0.5 sec

D) 0.01 sec

• A) speed

B) time taken

C) change in position

D) change in weight

• A) $-\text{ 4m}{{\text{s}}^{\text{2}}}$

B) $\text{4m}{{\text{s}}^{-\text{2}}}$

C) zero

D) cannot be decided

• A) zero

B) infinite

C) unity

D) None of these

• A) km/h

B) m/s

C) miles per hour

D) Pounds per square inch

• A) Swing

B) Fan

C) See-saw

D) Pendulum

• A) Symbols of all units are written in singular

B) Basic unit of speed is km/h

C) Both the above are correct

D) None of the above is correct

• A) a pendulum

B) bob of a pendulum

C) pendulum clock

D) None of these

• A) It covers equal distances in equal intervals of time, how so ever small the interval may be

B) It covers equal distance in equal intervals of time, when intervals are of 1 hour

C) It covers equal distances in equal intervals of time, when intervals are of 1 min.

D) None of the above is correct.

• A) The object covers equal distances in same intervals of time

B) The object covers equal distances even in very small intervals of time

C) Both the above are correct

D) None of the above is correct.

• A) the car started at rest

B) acceleration was constant

C) acceleration was increasing

D) velocity was constant

• A) $\text{2}.\text{4 m}/{{\text{s}}^{\text{2}}}$

B) $\text{1}.\text{2 m}/{{\text{s}}^{\text{2}}}$

C) $\text{2 m}/{{\text{s}}^{\text{2}}}$

D) $\text{5}.\text{2 m}/{{\text{s}}^{\text{2}}}$

• A) (i) and (ii) only

B) (ii) and (iii) only

C) (i) and (iii) only

D) (i), (ii) and (iii)

• A) shortest distance between initial and final positions

B) actual distance between initial and final positions

C) distance traveled by the object

D) distance traveled by the object in a unit time

• A) 10 km

B) zero

C) Less than 10 km

D) All of the above

• A) circular motion

B) uniform motion

C) oscillatory motion

D) non-uniform motion

• A) dividing the total distance travelled by the total time taken

B) half of the sum of the initial velocity and the final velocity

C) Both (a) and (b)

D) None of the above

• A) it is moving in a definite direction

B) its initial and final positions are same

C) it is a uniform motion

D) None of these

• A) the velocity is increasing

B) the velocity is decreasing

C) the velocity remains the same

D) the object comes to rest

• A) 45kmh ${{\text{h}}^{-\text{1}}}$

B) 90kmh ${{\text{h}}^{-\text{1}}}$

C) 60kmh ${{\text{h}}^{-\text{1}}}$

D) None of these

• A) 8.1

B) 9.6

C) 1.2

D) 7.2

• A) $\frac{\text{Total displacement}}{\text{Total time taken}}$

B) $\text{Total displacement }\times \text{ Total time taken}$

C) $\frac{\text{Total time taken}}{\text{Total displacement }}$

D) $\frac{\text{Total distance}}{\text{Total time taken}}$

• A) $\text{1}{{0}^{-\text{6}}}$

B) $\text{1}{{0}^{-\text{5}}}$

C) $\text{3}.\text{6}\times \text{1}{{0}^{-\text{6}}}$

D) $\text{36}0\times \text{1}{{0}^{-\text{5}}}$

• A) 3.4 units

B) 3.5 units

C) 3.6 units

D) 3.3 units

• A) 11 hours 45 minutes

B) 4 hours 15 minutes

C) 22 hours 15 minutes

D) 15 hour 15 minutes

• A) Hour

B) Nano second

C) Microsecond

D) Light year

• A) always less than 1

B) always equal to 1

C) always more than 1

D) equal to less than 1

• A) always less than one

B) always equal to one

C) always more than one

D) equal to or less than one

• A) increases

B) decreases

C) becomes zero

D) remains constant

• A) Rotatory motion

B) Uniform motion

C) Circular motion

D) Translator motion

• A) Sundial

B) Quartz watch

C) Pendulum clock

D) Watch with balance wheel

• A) 100 m/s

B) 360 km/h

C) 100 cm/s

D) 600 m/min

• A) time period remains constant

B) time period increases slowly

C) time period decreases slowly

D) none of these is correct

• A) Odometer

B) Speedometer

C) Wind water

D) None of these

• A) The distance moved by the object in a fixed interval of time.

B) The distance moved by an object divided by the time taken to cover that distance.

C) both the above are correct

D) none of the above is correct

•  Column - I Column - II (A) Distance (p) Meter (B) Speed (q) m/s (C) Time (r) Second (D) Time period (s) Pendulum

A) A$\to$ (p), B$\to$ (q), C$\to$ (r), D$\to$ (s)

B) A$\to$ (q), B$\to$ (p), C$\to$ (r), D$\to$ (s)

C) A$\to$ (r), B$\to$ (q), C$\to$ (p), D$\to$ (s)

D) A$\to$ (s), B$\to$ (r), C$\to$ (q), D$\to$ (p)

•  Column - I Column - II (A) $0.02\,km$ (p) $2000\,mm$ (B) $9.8\,m\,{{s}^{-2}}$ (q) $980\,cm\,{{s}^{-2}}$ (C) $15\,cm\,{{s}^{-1}}$ (r) $3.6\,km\,{{h}^{-1}}$ (D) $1\,m\,{{s}^{-1}}$ (s) $10\,m\,{{s}^{-1}}$ (E) $36\,km\,{{h}^{-1}}$ (t) $0.54\,km\,{{h}^{-1}}$

A) A$\to$ (p), B$\to$ (q), C$\to$ (t), D$\to$ (r), E $\to$ (s)

B) A$\to$ (r), B$\to$ (s), C$\to$ (t), D$\to$ (p), E $\to$ (q)

C) A$\to$ (q), B$\to$ (r), C$\to$ (p), D$\to$ (t), E $\to$ (s)

D) A$\to$ (t), B$\to$ (p), C$\to$ (r), D$\to$ (s), E $\to$ (q)

•  Time Odometer reading 8.00 AM 36510 Km 8.30 AM 36540 Km 9.00 AM 36580 Km 9.30 AM 36620 Km 10.00 AM 36680 Km
What is the average speed of the car?

A) 30km/h

B) 40km/h

C) 60km/h

D) 85km/h

•  Time Odometer reading 8.00 AM 36510 Km 8.30 AM 36540 Km 9.00 AM 36580 Km 9.30 AM 36620 Km 10.00 AM 36680 Km
The maximum speed of car during any of the given intervals of time is

A) 60km/h

B) 80km/h

C) 85km/h

D) 120km/h

•  Time Odometer reading 8.00 AM 36510 Km 8.30 AM 36540 Km 9.00 AM 36580 Km 9.30 AM 36620 Km 10.00 AM 36680 Km
The average speed of the car from 8.00 AM to 9.00 AM is

A) 30km/h

B) 40km/h

C) 70km/h

D) 80km/h

• A) one thousandth of a second

B) one hundredth of a second

C) one millionth of a second

D) one billionth of a second

• A) a mille second

B) a micro second

C) a nano second

D) none of these

• A) a stop watch

B) a table clock

C) a wrist watch

D) any one of these

• A) Both A and R are true and R is the correct explanation of A.

B) Both A and R are true but R is not the correct explanation of A.

C) A is true but R is false.

D) A is false but R is true.

• A) Both A and R are true and R is the correct explanation of A.

B) Both A and R are true but R is not the correct explanation of A.

C) A is true but R is false.

D) A is false but R is true.

• A) Both A and R are true and R is the correct explanation of A.

B) Both A and R are true but R is not the correct explanation of A.

C) A is true but R is false.

D) A is false but R is true.

• A) Statement (1) is correct while statement (2) is incorrect.

B) Statement (2) is correct while statement (1) is incorrect.

C) Both statements are correct

D) Both statements are incorrect.

• A) Statement (1) is correct while statement (2) is incorrect.

B) Statement (2) is correct while statement (1) is incorrect.

C) Both statements are correct

D) Both statements are incorrect.

• A) T/40

B) T/20

C) T/21

D) T/10

• A) It goes on increasing

B) It first decreases then becomes zero

C) It increases then becomes constant but not zero

D) It decreases then becomes constant but not zero

• A) X

B) Y

C) Both move with same speed

D) Y is faster initially, and then X gets faster.

• A)

B)

C)

D)

• A) uniform acceleration

B) uniform deceleration

C) uniform velocity throughout the motion

D) None of these

• A) A

B) B

C) C

D) D

• A)

B)

C)

D)

• A) 4m

B) 12m

C) 16m

D) 22m

• A) V to W

B) W to X

C) X to Y

D) Y to Z

• A) 6m

B) 9m

C) 15m

D) 18m

• A) Nautical miles

B) Light years

C) Meters

D) Kilometers

• A) mille second

B) minute

C) second

D) Hour

• A) Watch with balance wheel

B) Pendulum clock

C) Sundial

D) Sand glasses

• A) 1.8km

B) 1km

C) 3km

D) 2.5km

• A) occurrence of periodic events

B) Movement of a compass needle

D) None of these

• A) Speed of the object

B) Time taken by object

C) Change in position of object

D) Change in Weight of object

• A) 1.5s

B) 2s

C) 1 s

D) can't predict

• A) Rotating on its axis

B) Revolving around the Sun

C) Much smaller than the Sun

D) Tilted on its axis

• A) 3R

B) $\frac{3}{4}\pi R$

C) $\frac{3}{2}\pi R$

D) $\sqrt{2}R$

• A) Constant acceleration

B) Constant velocity

C) Positive acceleration

D) Negative acceleration

• A) Motion of a train on a straight bridge is a Circular motion

B) Motion of a child on a see-saw is a straight line motion

C) The basic unit of time is minute

D) Distance between two cities is measured in kilometers.

• A) Velocity is constant and its acceleration is zero

B) Velocity and acceleration are both changing direction only

C) Velocity and acceleration are both increasing

D) Velocity is constant and acceleration is changing direction

• A) Have no acceleration

B) Accelerate to the south

C) Accelerate to the north

D) Accelerate either east or west

• A) (i) and (ii) only

B) (ii) and (iii) only

C) (i) and (iii) only

D) (i), (ii) and (iii)

• A) (i) and (ii) only

B) (ii) and (iii) only

C) (i) and (iii) only

D) (i), (ii) and (iii)

• A) (i) and (ii) only

B) (ii) and (iii) only

C) (i) and (iii) only

D) (i), (ii) and (iii)

• A) Velocity is taken along the Y-axis and Time is taken along the X-axis

B) Straight line indicates uniform acceleration

C) Straight line parallel to x-axis indicates uniform motion

D) All of the above

• A) An object moving with a uniform velocity

B) An object moving with a non-uniform speed

C) A uniformly accelerated motion

D) No information

• A) 5 km/h

B) 25/4 km/h

C) 30/4 km/h

D) 45/8 km/h

• A) Length only

B) Time only

C) Length and time

D) Neither length nor time

• A) 20s

B) 50s

C) 40s

D) 5s

• A) Area under velocity-time graph

B) Area under distance-time graph

C) Slope of the velocity-time graph

D) Slope of distance-time graph

• A) $a=0$

B) $a\ne 0$

C) $a=\text{constant}\ne$

D) $a\ne \text{constant}\ne 0$

• A) Distance

B) Displacement

C) Speed

D) none of them

• A) 1

B) 2

C) 3

D) 5

•  Column - I Column - II (A) Days (p) Second (B) Months (q) m/s (C) Time (r) Meter (D) Speed (s) The time from one sunrise to the next (E) Distance (t) One new moon to the next.

A) A$\to$ (q), B$\to$ (p), C$\to$ (s), D$\to$ (t), E$\to$ (r)

B) A$\to$ (p), B$\to$ (s), C$\to$ (r), D$\to$ (q), E$\to$ (t)

C) A$\to$ (s), B$\to$ (t), C$\to$ (p), D$\to$ (q), E$\to$ (r)

D) A$\to$ (r), B$\to$ (q), C$\to$ (t), D$\to$ (s), E$\to$ (p)

•  Column - I Column - II (A) Physical quantity whose unit is cm ${{s}^{-2}}$ in CGS system (p) Linear motion (B) Negative acceleration (q) Zero Motion exhibited by body moving in a straight line (r) Distance (D) Area under a speed time graph (s) Acceleration (E) Velocity of an upward throwing body at the pick point (t) Retardation

A) A$\to$ (q), B$\to$ (s), C$\to$ (t), D$\to$ (p), E$\to$ (r)

B) A$\to$ (s), B$\to$ (t), C$\to$ (p), D$\to$ (r), E$\to$ (q)

C) A$\to$ (t), B$\to$ (q), C$\to$ (s), D$\to$ (t), E$\to$ (r)

D) A$\to$ (r), B$\to$ (s), C$\to$ (q), D$\to$ (p), E$\to$ (r)

•  Column - I Column - II (A) Decreasing acceleration at steady rate (p) (B) A body at rest (q) (C) Uniform velocity (r) (D) Constant motion (s) (t)

A) A$\to$(p, q), B$\to$(r), C$\to$(t), D$\to$(s)

B) A$\to$(p), B$\to$(q, r), C$\to$(s), D$\to$(t)

C) A$\to$(r), B$\to$(q), C$\to$(p, s), D$\to$(t)

D) A$\to$(s), B$\to$(q), C$\to$(p), D$\to$(r, t)

• A) The squirrel's speed increased

B) The squirrel's speed decreased

C) The squirrel's speed did not change

D) The squirrel moved backward

• A) The squirrel moved with the greatest speed between 0 s and 5 s.

B) The squirrel moved with the greatest speed between 8 s and 10s.

C) The squirrel moved with a constant speed between 0 s and 8 s.

D) The squirrel moved with a constant speed between 0 s and 5 s.

• A) 0.4 m/s

B) 1 m/s

C) 2 m/s

D) 4 m/s

• A) 160m

B) 80m

C) 20m

D) 40m

• A) 160m

B) 80m

C) 20m

D) 40m

• A) 16 m/s

B) 8 m/s

C) m/s

D) 1 m/s

• A) 16 m/s

B) 8 m/s

C) 2 m/s

D) 1 m/s

• A) 16 m/s

B) 8 m/s

C) 0 m/s

D) 1 m/s

• A) 16 m/s

B) 8 m/s

C) 2 m/s

D) 1 m/s

• A) Both A and R is true and R is the correct explanation of A.

B) Both A and R is true but R is not the correct explanation of A.

C) A is true but R is false.

D) A is false but R is true.

• A) Both A and R is true and R is the correct explanation of A.

B) Both A and R is true but R is not the correct explanation of A.

C) A is true but R is false.

D) A is false but R is true.

• A) Both A and R is true and R is the correct explanation of A.

B) Both A and R is true but R is not the correct explanation of A.

C) A is true but R is false.

D) A is false but R is true.

• A) Statement (1) and (3) are incorrect while statement (2) is correct.

B) Statement (1) and (2) are incorrect while (3) is correct.

C) All the statements are correct.

D) All the statements are incorrect.

• A) Statement (1) and (3) are incorrect while statement (2) is correct.

B) Statement (1) and (2) are incorrect while (3) is correct.

C) All the statements are correct.

D) All the statements are incorrect.

• A) $\text{1m}/{{\text{s}}^{\text{2}}}$

B) $\text{2 m}/{{\text{s}}^{\text{2}}}$

C) $\text{3 m}/{{\text{s}}^{\text{2}}}$

D) $\text{4 m}/{{\text{s}}^{\text{2}}}$

• A) Time 20 oscillations and multiply by 20.

B) Time 20 oscillations and divide by 20.

C) Time one oscillation.

D) Time the motion from X to Y, and double it.

• A)

B)

C)

D)

• A) P

B) Q

C) R

D) S

• A)

B)

C)

D)

• A) The toy car is fastest during fast 10 seconds

B) The toy car is fastest in between 10 and 20 seconds

C) Distance travelled during last 10 seconds in 5m

D) None of these.

• A) Pooja

B) Mayur

C) Hemant

D) Both Pooja and Hemant

• A) A is moving faster than B

B) A is moving slower than B

C) B is always 20 m behind A

D) B is always 20 m ahead of A

• A) Both the vehicles are moving with same constant speed

B) (i) is moving with constant speed and (ii) is moving non-uniformly

C) (ii) is moving with constant speed and (i) is moving non-uniformly

D) None of the above is correct