AJS Wunder Chem Magic

What do fireworks, rubber, and Silly Putty have in common?

• All are made using a chemical action.

• All are made using a physical reaction.

• All are made using a chemical reaction.

• All are made using the same substances.

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

True or False

All acids are dangerous.

• True

• False

An example of an acid that is NOT dangerous is ___.

• bleach

• lemon juice

• sulfuric acid

• ammonia

A group of substances that are very reactive and have in common the fact that they taste sour, can dissolve metals, and cause a burning feeling.

• acid

• base

• chemical

• property

Tags

NGSS.5-PS1-3

Members of a historic group of people who mixed together different substances, with the hope of becoming rich.

• scientist

• chemist

• professor

• alchemist

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NGSS.5-PS1-4

Any substance that can react with some other substance.

• acid

• base

• chemical

• property

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Occurs when 2 or more substances are mixed together and result in a new substance.

• chemical action

• chemical reaction

• physical action

• physical reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

An ________ ​is a member of a historical group of people who mixed together different substances, with the hope of becoming rich (such as creating gold).

• Property
• Acid
• Alchemist
• Chemical Reaction

_______​ are a group of substances that are very reactive and have in common the fact that they taste sour, can dissolve metals, cause a burning feeling, and so on.

• Alchemists
• Acids
• Chemical
• Chemical Reaction

What are some common characteristics of most acids?

• dissolve metals
• burning feeling
• sour taste
• all of the choices