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WorksheetsMotion and time
Total questions: 30
Worksheet time: 13mins
What is the comparison of an unknown quantity with some fixed quantity of the same kind ?
Measurement
Speed
A standard unit
Pendulum
A simple pendulum is oscillating between two points A and B as shown in the figure . Is the motion of Bob non- uniform motion or uniform motion
Uniform motion
Non - Uniform motion
A substance whose crystals can vibrate fast is known as ?
Pendulum clock
Sand clock
Quartz
Atomic clock
The distance between Delhi and Chandigarh is 260 km . A bus takes 5 hours to travel from Delhi to Chandigarh . At what speed does it travels ?
(a)
What is the formula to find distance ?
D=s×t
D= t÷ s
D= s÷t
What is speedometer?
Speedometer gives the distance travelled in kilometers .
Speedometer gives the speed of the moving vehicle directly in km/h.
Speedometer gives speed of the moving vehicle directly in m /s
Which is the unit of temperature?
(a)
In earlier times what unit was used to measure time ?
(a)
10 decades =?
1 century
1 year
1 decade
1 millennium
One complete to and fro movement of the pendulum is called an ?
Time period
Sandclock
Speed
Oscillation
Which clocks vibration are very regular and are accurate to one second ?
Stopwatch
Quartz
Atomic clock
Pendulum clock
Anything that occurs or appears at regular intervals can help us to ?
Si unit
Measure time
Position of sun
If a body travels in a straight line and covers equal distances in equal intervals of time ,what kind of motion is it said to be in ?
(a)
Which type of graph will u use for non uniform motion ?
Which of these can only measure time interval and not the time of day ?
Sand clock
Sundial
Pendulum clock
Quartz clock
The distance time graph of a car is plotted with time on the X - axis and distance on the Y-axis . The graph is a straight line parallel to the X-axis . Which of the following is true about the car ?
It is in uniform motion
It is in non uniform motion
It is not in moving
It is moving very fast
What are quantities that can be measured called ?
(a)
The SI system is used all over the world in everyday measurements . True or false
(a)
In a mechanical wristwatch , which part works in the same way as a pendulum in a clock ?
Balance wheel
Long wheel
Short wheel
What is the term used for ' distance covered by a body in unit time?'
Uniform motion
Non uniform motion
A cheetah runs a distance of 200 metres in 20 seconds . What is the speed of the cheetah in m /s?
20 m/s
10 m /s
30 m /s
120 m /s
Which of these is not a standard unit ?
Second
Metre
Hand span
Gram
How is Kelvin written in short form ?
(a)
Clocks that measure time accurately could be made only after the discovery of the simple pendulum by the ?
Italian scientist
Italian scientist Galileo Galilei
Indian scientist Galilei Galileo
A few hundred years ago who made a huge sundial at Jaipur ?
Maharaja Jai Singh II
Maharaja Singh
Maharaja Jai
A month was measured as the time between the slighting of one new moon and the next . True or False
True
False
Other options
A year was measured as the time taken by the Earth to complete one revolution around the sun .
Yes it is right
No it is wrong statement
Both
The largest sundial in Jaipur can measure time up to an accuracy of how many seconds ?
3 seconds
10 seconds
2 seconds
1 second
Measuring time is more difficult than measuring length . Do u agree ? In earlier times .
No , because length was tough to measure as we need to measure through hands and to measure time there were sundials and water clocks were available .
Yes because that took lot of time .
The SI system is the abbreviation of ?
'Systeme International d Unites'
System international
Systematic interleaf
System institution unites
