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WHAT ARE THE SIGNS OF PHYSICAL AND CHEMICAL CHANGE DUE TO APPLICATION OF HEAT​

WHAT ARE THE SIGNS OF PHYSICAL AND CHEMICAL CHANGE DUE TO APPLICATION OF HEAT class=

Sagot :

The signs of physical and chemical application of heat is the gravitational explosion due covid 19 virus spread and the sunset break the moonlight

Answer:

Explanation:

what causes change?

matchstick - heat/ burning it

sugar - heating

ice - heating

what is produced?

ashes, tiny pieces like black dust

melted sugar

water

what changes?

matchstick turns black like a burnt wood or coal

sugar turns from solid to a sticky liquid and it darkens in color from white it turns to dark brown

ice melts in turn into plain water, from solid to liquid form

original form?

matchstick - no

sugar - no

ice- yes , if you put in the freezer.