Question
Distinguish between the following : mass and weight
✓
Answer
(1) Mass:
- The mass of a body is the amount of matter present in it.
- It has magnitude, but not direction.
- It does not change from place to place.
- It can never be zero.
- Its SI unit is the kilogram.
Weight:
- The weight of a body is the force with which the earth attracts it.
- It has both magnitude and direction.
- It changes from place to place.
- It is zero at the centre of the earth.
- Its SI unit is the newton.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
How much heat will be required to convert 20 g of water at 100 °C into steam at 100 °C? (Specific latent heat of vaporization of water = 540 cal/g)
What would be the value of $g$ on the surface of the earth if its mass was twice as large and its radius half of what it is now$?$
→Electric motor and Electric generator.
Complete the following activity.
An object is placed at the following distance from a convex lens of focal length 15cm:
- 35cm
- 30cm
- 20cm
- 10cm
- A magnified real image?
- A magnified virtual image?
- A diminished real image?
- An image of same size as the object?
Explain how, it would benefit deep sea divers if humans also had gills.
How the individual of a species is formed from existing one of same species?
What happens to the moonflower
- During daytime, and
- At night ? What is this phenomenon known as?
State two factors on which the lateral displacement of the emergent ray depends.
what is the expected trend in the variation of nonmetallic character of elements from left to right in a period?