CBSE Class 8 Science - Force and Pressure (1). Students are advised to refer to the attached assignments and practice them regularly. This will help them to identify their weak areas and will help them to score better in examination. Parents should download and give the assignments to their children for practice.
(Topic-Force and Pressure)
1. Name the following: -
a. Force of attraction between any two bodies on earth.
b. Device used to measure weight of a body.
c. Bodies with the smooth outline.
d. Instrument used to measure pressure difference.
2. Differentiate the following: -
a. Static friction and Kinetic friction.
b. Magnetic force and Electrostatic force.
3. Draw diagram of the following: -
a. Spring Balance.
4. Give reasons for the following: -
a. Why the cutting edge of knife is made sharper?
b. Why is moon’s force of gravity less than that of Earth?
c. Why are Skis long and flat?
5. Very Short answer: -
a. Define Pressure.
b. SI unit of Pressure.
c. SI unit of Force.
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