Question
Define mass. State its SI and CGS units
✓
Answer
The mass of a body is the amount of matter present in it. Its SI unit is the kilogram (kg) and CGS unit is the gram (g).
[Note: Mass has only magnitude, not direction. Thus, it is a scalar quantity.]
[Note: Mass has only magnitude, not direction. Thus, it is a scalar quantity.]
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
Observe the environment around you. Complete the following flow chart.
Which of the following elements would yield:
- An acidic oxide.
- A basic oxide.
- A neutral oxide.
How many colours are there in a full spectrum of white light? Write the various colours of spectrum in the order, starting with red.
Write the notes :
Chemical Change
Chemical Change
Explain the following reactions giving their balanced chemical equations: Dilute sulphuric acid is added to barium chloride solution.
What is one kilowatt hour?
Write the notes : Decomposition Reaction
Write structural formulae for the following $\text{IUPAC}$ names.
Methanol $:$ Molecular formula $CH_3OH$
→Methanol $:$ Molecular formula $CH_3OH$
Identify from the following reactions the reactants that undergo oxidation and reduction.
Define latent heat of fusion.
(OR)
What is latent heat of fusion? State its units.
(OR)
What is latent heat of fusion? State its units.