SCIENCE Flashcards

1
Q

what is a mixture?

A

A mixture is a mix of things that you can individually remove.

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2
Q

Is burning wood a chemical or physical change?

A

CHEMICAL its irreversible

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3
Q

what is a physical and chemical change?

A

PHYSICAL: reversible
CHEMICAL: irreversible

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4
Q

What does condense mean?

A

To turn a gas into a liquid by cooling.

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5
Q

What does evaporate mean?

A

To turn a liquid into a gas by heating.

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6
Q

What does melt mean?

A

To turn a solid into a liquid by heating.

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7
Q

What does freeze mean?

A

To turn a liquid into a solid by cooling.

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8
Q

What is a solution?

A

The mixture that forms when a substance dissolves.

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9
Q

What is a suspension?

A

A mixture that contains either a solid or a liquid but does not dissolve. the particles will eventually settle to the bottom.

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