Question

what is the answer of 6 number
please give correct answer​

Answer 1

Answer:

Physical changes only change the appearance of a substance, not its chemical composition.

A physical change involves a change in physical properties.

Examples of physical properties include melting, transition to a gas, change of strength, change of durability, changes to crystal form, textural change, shape, size, color, volume and density.

Explanation:

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Answer 2

Answer:

• In physical change a new substance formed
• A physical change involves a change in physical properties.

Examples of physical properties include melting, transition to a gas, change of strength, change of durability, changes to crystal form, textural change, shape, size, color, volume and density.

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