MEDIUM
Earn 100

State whether the following statement is true or false. If false write the correct statement:

The occurrence of the earthquake is a periodic change. 

Important Questions on Changes Around Us

MEDIUM
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Change in weather takes place due to _____ of the sun.
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
No new _____ is formed in a physical change. (product/state of substance) 
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
A change which takes a long time to complete is a _____ change. [slow / fast]
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Changes that are for our benefit are called _____ changes. 
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
The change in which heat is given out is called an _____ change. (exothermic / endothermic)
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
The changes that can be reversed are called _____.
MEDIUM
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Dry grass or scrap of paper burns _____ than a log of wood. ( faster, slower)
MEDIUM
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
The term change means to become _____. (similar / different)
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Chemical changes are usually _____ ( irreversible / reversible)
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
A change that has harmful or wasteful effects is an _____ change.
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
The change which takes place by absorbing heat is called a _____change. 
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Changes that take place over a short duration of time are called _____ (slow / fast) changes.
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Ripening of fruits is an example of _____ change.(reversible/irreversible)
MEDIUM
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
When one or more properties of a material become different, we say that a _____ has taken place in it.
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Melting of ice is a _____ change.
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Freezing of water is an example of _____ change. (reversible/ irreversible)
MEDIUM
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
There is always a/an_____for a change.
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
A change that cannot be reversed is an _____ change.
MEDIUM
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
A change brought by nature or a person is called _____ if it is useful to us. 
EASY
Science>Chemistry>Changes Around Us>Periodic and non-periodic changes
Tides in seawater are _____changes.