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Physical and Chemical

ChangesPresented by,

Sruthi Manohar,

Physical Science

Reg NO: 13392013

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Matter Matter is everywhere.

Matter is anything that takes up

space and has mass.

Matter is constantly experiencing

both chemical and physicalchanges.

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Physical Change Physical changesoccur when

matter changes its property but not

its chemical nature. Physical property changes could

include a change in: texture, shape,

size, color, odor, volume, mass,weight, and density.

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Physical Change

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A Physical Change

Broken glass

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Is it a chemical or physical change? Cutting paper

A Physical Change

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Is it a chemical or physical change? Crushing a tablet

A Physical Change

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Is it a chemical or physical change?An egg breaking

A Physical Change

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Chemical or Physical Change?

Ice melting? Physical

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Chemical or Physical Change?

Sawing wood?

Physical

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Chemical or Physical Change? Disappearing of

water on roads?

Physical

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Chemical or Physical Change? Dry ice?

Physical

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Chemical Change

Chemical changesare changes

matter undergoes when it becomes

new or different matter. To identify a chemical change look

for signs such as color change,

bubbling and fizzing, light production,

smoke, and presence of heat.

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Chemical Change

A chemical change

occurs when fireworks

are used. Fireworksare made of metals

such as magnesium

and copper. Thesechange chemically as

they light up the sky.

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Is it a chemical or physical change?

Sugar dissolving

in tea

A Chemical Change

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Is it a chemical or physical change?

Logs burning

A Chemical Change

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Is it a chemical or physical change?

Breaking water up by

separating it into hydrogen

and oxygen

A Chemical Change

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Is it a chemical or physical change?

Metal rusting

A Chemical Change

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Is it a chemical or physical change?

Lighter fluid

burining

A Chemical Change

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Is it a chemical or physical change?

An egg rotting

A Chemical Change

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Thanks