Advertisements
Advertisements
Question
Under which different types can the following changes be classified?
Revolution of the earth around the sun.
Advertisements
Solution
Periodic change
RELATED QUESTIONS
What do you observe when :
a piece of paper is burnt
What do you observe when :
a spoon of sugar is heated in a pan
Fill in the blank
Burning of fuel is a _______ change.
State whether the following is physical or chemical changes.
Melting of wax —
True or false?
In a chemical change, rearrangement of molecules and atoms involves some energy changes.
Chemical changes are accompanied by changes in energy.
Distinguish between the following.
Natural change and man-made change
Explain in brief the involvement of energy in physical and chemical changes.
Fill in the blank with the correct word of the statement given below:
Ammonium chloride, a sublimable solid undergoes _________ on heating.
______ is the process in which something becomes different from what it was earlier.
