Science Physical and Chemical Changes Revision Bank

Question 1.
Fill in the blanks :
(a) In______________________change no new substance is formed.
(b) A foul smelling spoiled food is a_______________________change.
(c) Properties such as shape, size, colour and state of a substance are called____________ properties.
(d) Turning of lime water to milky is a standard test of_________________________gas.
(e) A chemical change is also called a_________________________
(f) Photosynthesis is an example of __________________________change.
(g) Burning of any substance is a____________________________change.
(h) Conditions for rusting of iron is ____________________and____________________
(i) The chemical name of vinegar is________________________________

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