Advertisements
Advertisements
प्रश्न
State whether the following is physical or chemical changes.
glowing of a bulb -
Advertisements
उत्तर
physical change,
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
When a candle burns, wax melts. Melting of wax is a ________ change.
State whether the following is physical or chemical change.
Digestion of food —
Write true or false
Cutting of paper into pieces is a chemical change.
Classify the following as physical or chemical changes :
Breaking of a glass tumbler
Give the main differences between physical changes and chemical changes.
Fill in the blank.
The process of a liquid changing into a solid is called ________
Ammonium chloride is also a sublimable solid. Give a reason why the sublimation of ammonium chloride involves a physical and a chemical change.
Select the chemical changes from the following list of changes
The carbon cycle.
Name the following.
The product of the chemical change in keeping a polished iron nail exposed to the atmosphere.
When a woolen yarn is knitted to get a sweater, the change can be classified as ____________.
