1.2 Measuring Instruments (New Physics grade 9- Sindhi board)"

All

___ quantities are important for describing the

nature around us.

A physical quantity is a physical

property of a phenomenon, body, or substance that can

be quantified by ___.

A physical quantity can be expressed as the

combination of a magnitude expressed by a number, usually a ___ and a unit

Physical quantities

are classified into two categories:

1) _____

2) Derived physical quantities.

Physical quantities which can be explained

by other physical quantities are called fundamental

physical quantities.

Physical quantities which cannot be explained

by other ___ quantities are called fundamental

physical quantities. There are ___ fundamental physical quantities.

Physical quantities which are explained on the

basis of ______ are called

derived physical quantities.

The length is defined as the minimum distance

between two points lying on same plane.

1000m = ?

1 yard = ?