Advertisements
Advertisements
प्रश्न
Fill in the blank
Revolution of the earth around the sun is a ________ change.
Advertisements
उत्तर
Revolution of the earth around the sun is a natural periodic change.
APPEARS IN
संबंधित प्रश्न
Classify the following changes as physical or chemical:- photosynthesis in plants
A burning candle shows both physical and chemical changes. Explain ?
Fill in the blank.
When a candle burns, wax melts. Melting of wax is a ________ change.
What is a physical change ? Give two examples of physical changes.
State why addition of sodium chloride to water is considered a physical change, while addition of dilute sulphuric acid to zinc is considered a chemical change.
A change in which matter undergoes a change but the total mass of the substance is unaltered is a ______ change.
Physical Change: Boiling::Chemical Change: ______.
State whether the following statement is true or false:
Stretching of rubber bands is not a physical change.
What kind of change is shown by tearing of paper?
Explain the characteristics of physical change with examples.
