Question
What are periodic and non-periodic changes? Explain with examples. Is a forest fire a periodic or a non-periodic change? [5 MARKS]
Answer:
:
Periodic changes and examples : 2 Marks
Non-periodic changes and examples : 2 Marks
Type of change : 1 Mark
Apart from irreversible and reversible changes, there are periodic and non-periodic changes.
Periodic changesare the changes that repeat themselves after a fixed interval of time.Example - Change of season, day andnight cycle, heart beat.
Non-periodic changesare the changes that do not repeat themselves after a fixed interval of time.Example - Tornado, volcanic eruption, tsunami, etc. (most natural disasters).
A forest fire is a non-periodic change.
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:
Periodic changes and examples : 2 Marks
Non-periodic changes and examples : 2 Marks
Type of change : 1 Mark
Apart from irreversible and reversible changes, there are periodic and non-periodic changes.
Periodic changesare the changes that repeat themselves after a fixed interval of time.Example - Change of season, day andnight cycle, heart beat.
Non-periodic changesare the changes that do not repeat themselves after a fixed interval of time.Example - Tornado, volcanic eruption, tsunami, etc. (most natural disasters).
A forest fire is a non-periodic change.
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