(B) Evaporation is a surface phenomenon in which liquid molecules at the surface,having higher kinetic energy than the average,escape into the vapour

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

The phenomenon of change of a liquid into vapours at any temperature below its boiling point.

(B) Evaporation is a surface phenomenon in which liquid molecules at the surface,having higher kinetic energy than the average,escape into the vapour state at any temperature below its boiling point.This process leads to a cooling effect in the remaining liquid.

Class 9 Science MATTER IN OUR SURROUNDINGS Mix Example - MATTER IN OUR SURROUNDINGS

Easy

What is evaporation?

A
The process of conversion of a solid into a liquid.
B
The phenomenon of change of a liquid into vapours at any temperature below its boiling point.
C
The process of conversion of a gas into a liquid.
D
The process of conversion of a liquid into a solid.

Explore More

Browse All

Question Bank

All Subjects

Class 9 Questions

Class 9

Science Questions

Chapter

MATTER IN OUR SURROUNDINGS

Subtopic

Mix Example - MATTER IN OUR SURROUNDINGS

Intermolecular forces of attraction are least effective in

Easy

View Solution

$(a)$ Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.
$(b)$ Conversion of solid state to liquid state is called fusion; what is meant by latent heat of fusion?

Medium

View Solution

Comment on the following statements :
$(a)$ Evaporation produces cooling.
$(b)$ Rate of evaporation of an aqueous solution decreases with increase in humidity.
$(c)$ Sponge though compressible is a solid.

Medium

View Solution

Which phenomenon occurs during the following changes?
$(a)$ Formation of clouds.
$(b)$ Drying of wet clothes.
$(c)$ Wax melts in the sun.
$(d)$ Size of naphthalene balls decreases.

Medium

View Solution

$(i)$ Name the $SI$ unit of measuring temperature.
$(ii)$ The boiling point of water is $100^{\circ} C$ under normal atmospheric pressure. Convert this temperature into $SI$ units.

Medium

View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial

For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free

For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo

What is evaporation?

Similar Questions

Intermolecular forces of attraction are least effective in

$(a)$ Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.$(b)$ Conversion of solid state to liquid state is called fusion; what is meant by latent heat of fusion?

Comment on the following statements :$(a)$ Evaporation produces cooling.$(b)$ Rate of evaporation of an aqueous solution decreases with increase in humidity.$(c)$ Sponge though compressible is a solid.

Which phenomenon occurs during the following changes?$(a)$ Formation of clouds.$(b)$ Drying of wet clothes.$(c)$ Wax melts in the sun.$(d)$ Size of naphthalene balls decreases.

$(i)$ Name the $SI$ unit of measuring temperature.$(ii)$ The boiling point of water is $100^{\circ} C$ under normal atmospheric pressure. Convert this temperature into $SI$ units.

Vedclass Test Series

Exam Paper Generator

Online Exam Module

$(a)$ Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.
$(b)$ Conversion of solid state to liquid state is called fusion; what is meant by latent heat of fusion?

Comment on the following statements :
$(a)$ Evaporation produces cooling.
$(b)$ Rate of evaporation of an aqueous solution decreases with increase in humidity.
$(c)$ Sponge though compressible is a solid.

Which phenomenon occurs during the following changes?
$(a)$ Formation of clouds.
$(b)$ Drying of wet clothes.
$(c)$ Wax melts in the sun.
$(d)$ Size of naphthalene balls decreases.

$(i)$ Name the $SI$ unit of measuring temperature.
$(ii)$ The boiling point of water is $100^{\circ} C$ under normal atmospheric pressure. Convert this temperature into $SI$ units.