MM Homework 6 -10/28

matter that is made of only one kind of atom or molecule e.g. hydrogen

• substance

• atom

• molecule

• mixture

Tags

NGSS.MS-PS1-1

matter that is made up of only one atom or molecule

• substance

• atom

• molecule

• mixture

Tags

NGSS.MS-PS1-1

different substances mixed together e.g. baking soda and vinegar

• substance

• atom

• molecule

• mixture

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

the stuff that things are made of e.g everything

• matter

• atom

• molecule

• mixture

Tags

NGSS.MS-PS1-1

Mixing the substances, baking soda and vinegar, together is chemical reaction because .....

• the baking soda and vinegar mixture forms new substances

• mixing these substances does not form new substances

• mixing these substances causes the mixture to turn white

• mixing these substances results in the same molecules

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Mixing different colored paints together is a physical change because......

• the paint mixture forms new substances

• mixing the paints does not form new substances

• mixing these substances causes the mixture to turn different colors

• mixing these substances results in different molecules

A banana turning colors is an example of

• Chemical Reaction

• The banana going bad

• A physical reaction

What is true about chemical reactions?

• They cause new substances to form.

• They often happen when two or more chemical substances combine.

• They can happen anywhere.

• all of the above

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What happens to atoms during a chemical reaction?

• They are destroyed.

• They are created.

• They are rearranged.

• They remain unchanged.

Tags

NGSS.MS-PS1-5

Matter is

• Created

• Destroyed

• created and destroyed

• neither created or destroyed

Tags

NGSS.MS-PS1-5