Last updated on July 6th, 2023 at 08:47 pm
Air Water and Weather for class 4
Air water and weather class 4 question and answers for the students of CBSE / ICSE /State board .
Rainfall is predicted when humidity within the atmosphere is
Ans – High
The water cycle is a result of which two processes happening in nature
- Boiling and evaporation
- Evaporation and condensation
- Boiling and melting
Ans. Evaporation and condensation
The temperature of an area mostly depends upon…….
Ans – Heat
Short – Answer Questions on air water and weather
Q – What is weather?
Ans: The weather is the short-term condition of the atmosphere of a particular place.it can change within a short period of time.
Q – What is humidity?
Ans: The amount of water vapor present in the air is called humidity.
Q – What is the unit of temperature is measured?
Ans: Unit of temperature is measured in degrees Celsius.
Q – What are the factors that affect weather?
Ans: Factors that are affecting the weather are Atmospheric pressure, Temperature, Wind, Humidity, Precipitation, and Condensation.
Q – Define the water cycle with the help of a diagram?
Ans: Water evaporates from rivers, lakes and oceans. This evaporated water cools up in the atmosphere then it condenses into water droplets to form clouds.
When these clouds become heavy, the water falls on the ground in the form of rain.
This water reaches the oceans and the entire cycle continues.
Q – What is DEW?
Ans: In early morning Small water droplets can be seen on grass and plant leaves that looks like pearl are called dew.
Q – What is FOG?
Ans: Fog – When the water vapour condenses with dust particles in the air present in the atmosphere present in air, fog is formed.
Q – Difference between wind and humidity?
Ans: Moving air is called wind
humidity – water vapour present in air is called humidity.
Q – Which of the 2 processes happens in water cycle?