Motion And Time Worksheet
Objective Type Questions
- Fill in the blanks:
The time measured by …… clocks are more accurate than those measured by clocks available earlier. - Match the following:
- Analogy:
Speedometer: ________ :: Odometer: kilometre - State whether the statement is true or false:
The graph given below shows that the car is moving with a constant speed.
Multiple Choice Questions - Image (A) and (B) represents the clocks which were available in ancient times. What are (A) and (B) respectively?
(a) Sundial, water clock
(b) Sand clock, water clock
(c) Sand clock, sundial
(d) Water clock, sundial - A bike moves with a speed of 60 km/h and covers 45 km distance then the total time taken by bike is
(a) 0.50 h
(b) 0.75 h
(c) 0.80 h
(d) 1 h - A simple pendulum takes 60 s to complete 30 oscillations. The time period of the pendulum is
(a) 0.5 s
(b) 1
(c) 1.5 s
(d) 2 s - How many seconds make 1 hour?
(a) 600 s
(b) 3200 s
(c) 3600 s
(d) 7200 s - Which of the following is correct way to write distance travelled by an object?
(a) 50 kms
(b) 60 cms
(c) 50 km
(d) 60 c
Subjective Questions - Draw a distance – time graph showing bike is parked on a roadside.
- Is it necessary to consider average speed while calculating distance covered or time taken? Give reason for your answer.
- A car moves with a speed of 60 km/h and covers a distance 15 km and then with a speed of 40 km/h and cover the distance 20 km to reach the destination. What is the total time taken by the car to complete the journey?
- Arrange the following distances in their increasing magnitude:
1 kilometre, 5 centimetres, 10 metres, 100 millimetres - From the two given cases which one is moving faster and slower? Justify your answer.
Case A: A bike going over 44 kilometres in 2 hours.
Case B: A car covering a distance of 150 km in 3 hours. - A motorbike travels a distance ‘s’ with constant speed v1 and travels distance s with constant speed v2. Calculate the average speed of the motorbike.
- On which factor does the time period of simple pendulum depends?
- A body is moving along a path. Its distance – time graph is shown below:
What will be the time taken by the body to cover distance of 80 km?
Assertion-Reasoning Questions
Below questions consist of two statements – Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below: - Assertion: Motion of the Earth around the Sun is an example of an oscillatory motion.
Reason: All oscillatory motions are periodic motion. - Assertion: A nanosecond is one billionth of a second.
Reason: The ages of stars are expressed in terms of centuries.
Case-Based Questions - Mayur travels from Surat to Bandra. Below is the time table for the express train which he boards. Throughout the journey, the average speed of train is approximately 54 km/h. Based on the given information answer the following questions:
(a) What is the total time taken (in seconds) by Mayur to complete his journey?
(b) Calculate the total time taken by train to travel from Surat to Thane station.
(c) Convert the average speed from km/h to m/s.
Calculate the total distance between Surat and Bandra in kilometres.
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