Download App

Matter in Our Surroundings — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceMatter in Our Surroundings2 Marks
Question
What is evaporation? State the various factors which affect evaporation.
✓

Answer

The process of a liquid changing into vapour (or gas) even below its boiling point is called evaporation. The factors affecting rate of evaporation are:
  1. Temperature.
  2. Surface area.
  3. Humidity.
  4. Wind speed.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Question Answer (2 Marks)" from Matter in Our Surroundings→Matter in Our Surroundings — all question types→Science STD 9 question papers→Maharashtra Board STD 9 question papers→Maharashtra Board question paper generator→

Similar questions

How does the kinetic energy of a moving body depend on its (i) speed, and (ii) mass?
→
Whish of the following diffuses fastest and which the slowest?
Solid, Liquid, Gas
Give reasons for your answer.
→
What happens to the work done when the displacement of a body is at right angles to the direction of force acting on it? Explain your answer.
→
How does the kinetic energy of a moving body depend on its (i) speed, and (ii) mass?
→
Calculate the momentum of a toy car of mass 200g moving with a speed of 5m/s.
→
If a bus travelling at $20\ m/s$ is subjected to a steady deceleration of $5m/s^2$, how long will it take to come to rest?
→
By how much will the kinetic energy of a body increase if its speed is doubled?
→
What is meant by the ‘loudness’ of sound? On what factor does the loudness of a soind depend?
→
Give one example of a situation in which a body has a certain average speed but its average velocity is zero.
→
What is the difference between infrasonic waves and ultrasonic waves?
→