Density of water is  ${\mathrm{kgm}}^{-3}$.

Important Questions on Physical Quantities and Measurement

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

$1 \mathrm{g} {\mathrm{cm}}^{-3}= \mathrm{\_\_\_\_\_} \mathrm{kg} {\mathrm{m}}^{-3}.$

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

The density of a body which sinks in water is _____ (less / more) than $1000 \mathrm{kg} {\mathrm{m}}^{-3}$.

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

A body sinks in a liquid$\mathrm{A}$, but floats in a liquid$\mathrm{B}$. The density of liquid $\mathrm{A}$ is  _____ (less / more) than the density of liquid $\mathrm{B}$.

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

A body $\mathrm{X}$ sinks in water, but a body $\mathrm{Y}$ floats on water. The density of the body $\mathrm{X}$ is _____ (more / less) than the density of body$\mathrm{Y}$.

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

The buoyant force experienced by a body when floating in salt-water is _____ that when floating in pure water.

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

The weight of a body floating in a liquid is _____.( Zero/ Maximum)

MEDIUM

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

Match the following :

Column A	Column B
(a) $\mathrm{kg} {\mathrm{m}}^{-3}$	(i)   relative density
(b)  No unit	(ii)   sinks in alcohol
(c)  Relative density	(iii)  floats on water
(d)  Iron	(iv)  density
(e) Wood	(v)   density bottle

 

EASY

8th ICSE

IMPORTANT

Concise Physics Middle School for Class 8>Chapter 2 - Physical Quantities and Measurement>TEST YOURSELF>Q A

The correct relation is