Advertisements
Advertisements
Question
Tick the most appropriate answer.
Rising and setting of the sun at a given place is a
Options
periodic change
undesirable change
physical change
reversible change
Advertisements
Solution
periodic change.
APPEARS IN
RELATED QUESTIONS
Classify the following as chemical or physical change:
Rusting of almirah
Photosynthesis cannot take place at night.
Classify the following changes as physical or chemical:-boiling
State whether the following is physical or chemical changes.
shaping a piece of glass —
State the Differences Between a Physical Change and a Chemical Change.
Differentiate between a physical change and a chemical change with reference to – Nature of change is temporary and reversible or permanent and irreversible.
Differentiate between a physical change and a chemical change with reference to – Energy change taking place during the respective change.
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.
Is a change of state of matter – a physical or a chemical change. Give reasons.
Select the chemical changes from the following list of changes
Respiration in mammals.
