science atoms intro

_______ atoms are the basic building blocks of _________

Tags

NGSS.MS-PS1-1

atoms are made up of ____ different particles.

• 5

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

what charge do protons have

• negative

• no charge

• positive

• small

neutrons have a __________ charge.

• positive

• negative

• no charge

• small

electrons have a _______ charge.

• negative

• no charge

• positive

• small

in a compound, elements are combined in a specific _______.

• order

• propertie

• ratio

• element

how many elements are in the periodic table?

atoms make up ________.

• elements

• molecules

• mass

• compounds

Tags

NGSS.MS-PS1-1

molecules make up _________.

• compounds

• elements

• atoms

• molecules

Tags

NGSS.MS-PS1-1