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10Physical changes do not change the chemical nature of a substance.
Melting of ice is a chemical change.
Burning of wood is a chemical change.
Grinding spices into powder is a physical change.
Freezing water into ice changes its chemical composition.
Formation of curd from milk is a chemical change.
Dissolving sugar in water is a chemical change.
Chopping wood into small pieces is a physical change.
Boiling water into vapor is a chemical change.
Ashes formed after burning paper are the result of a chemical change.
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Which of the following is a physical change?
Which of the following is a chemical change?
What changes during a physical change?
Which of the following produces new substances?
What type of change is boiling water?
Formation of curd from milk is an example of:
Grinding sugar into powder is a:
Which of these changes cannot be reversed easily?
Which factor can cause a change in matter?
Which of these is a sign of chemical change?
The change that does not produce a new substance is called ______ change.
Ice melting into water is a ______ change.
Burning of wood produces ______.
Freezing water into ice is an example of ______ change.
The change of milk into curd is a ______ change.
Grinding spices into powder is a ______ change.
When a substance changes its state, size, or shape but retains its chemical properties, it is a ______ change.
Formation of rust on iron is a ______ change.
Dissolving salt in water is a ______ change.
A change that cannot be reversed easily is usually a ______ change.