Question

Answer the following questions.
1. How will you determine the density of a given liquid?
2. With the help of an activity, show that the equal volume of different substances nave different
masses.
3. An athlete covers 100 m in 9 seconds. Determine his speed.
4. A block of mass 2500 kg has volume 5 m. Calculate its density in kg m and gcm-
5. The volume of water in a measuring cylinder is 50 mL. After dropping a pebble, the water level is raised to 60 mL. Find the volume of the pebble.
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Answer 1

Answer:

by using a various techniques