Advertisements
Advertisements
Question
Water cycle is an example of inter conversion of states of water. Explain.
Advertisements
Solution
Water from oceans, rivers lakes from leaves of trees (transperation) changes into vapours when temperature increases or evaporates and enters the atomsphere as clouds when temperature falls the vapours change into water and some of it in the form of snow fall on mountains and earth in the form of water and hales and this continues. Thus water cycle is example of inter convertion of states of water.
APPEARS IN
RELATED QUESTIONS
Write true or false for each statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Select the correct alternative
The molecules ____________
One litre of water has 6.02 × 1026 molecules. Estimate the size of a molecule.
The molecules in a substance are in motion. What type of path do they follow?
Define matter.
What are fluids? Give two examples.
Define Element.
Fill in the blank
Molecules in a ............ are packed very closely.
Write whether the following statement is true or false.
A gas has no free surface.
Write true or false for the statement. Rewrite the false statements correctly.
Matter cannot exist in different states.
