Physical Quantities and Measurement

Measurement is a standard unit

Comparison of known quantity with a unknown Constant Quantity or Unit.

Comparison of unknown quantity with a known Constant Quantity or Unit.

Temperature

Kelvin

Beam Balance

Distance

Digital balance

Beam Balance

Physical Balance

Gram

Centigram

Decigram

Kilogram

K

k

s

S

5 ms

5 Ms

5 M

5 m

Telescope

measuring Tape

Micron

Bring a new scale

take the length to be measured from any other full mark on the scale other than 0 Then plus the two readings

take the length to be measured from any other full mark on the scale other than 0 Then minus the two readings

See the piece of wood and tell the approximate Measurement

Pendulum Clock

Digital Watch

Stopwatch