PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoMaterials required:
A ball, a marker or a chalk, a scale or a measuring tape and a stop watch or a clock.
Procedure:
- Draw a straight line on the ground with a marker or a chalk.
- Ask one of your friends to stand 1 to 2\ m away from it.
- Let your friend gently roll a ball along the ground in a direction perpendicular to the line.
- Note the time at the moment the ball crosses the line and also when it comes to rest.
- Measure the distance between the point at which the ball crosses the line and the point where it comes to rest.
- You can use a scale or a measuring tape.
- Let different groups repeat the activity.
- Record the measurements in the given table format.
- In each case, calculate the speed of the ball.
A boy rolling a ball
Name of the group | Distance moved by the ball (m) | Time taken (s) | Speed = \frac{Distance}{Time} (m/s) |
Important!
This is a activity-based exercise. Write the answer in a sheet and compare it with the solution given below.
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