Atoms,Elements and Compounds

This is the smallest unit of an element.

• atom

• molecule

• compound

• nucleus

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NGSS.MS-PS1-1

NGSS.MS-PS1-5

Any combination of two or more atoms that are chemically combined is called this.

• molecule

• compound

• element

• pure substance

Tags

NGSS.MS-PS1-1

This is any combination of two or more atoms from different elements that are chemically combined.

• compound

• molecule

• element

• pure substance

Tags

NGSS.MS-PS1-1

Elements are made of 

• many types of atoms 
• the periodic table
• one type of atom 
• molecules 

Tags

NGSS.MS-PS1-1

All matter is made of 

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

What is the picture displayed?

• compound

• element

• molecule

Tags

NGSS.MS-PS1-1

How many Hydrogen atoms are present in H₂0?

• 2

• 4

• 1

• 0

Tags

NGSS.MS-PS1-1

These are found on the Periodic Table.

• Compounds
• Elements
• Mixtures

Is burning wood a chemical or physical change?

• chemical
• physical

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

Rusting metal is an example of a ____ change.

• chemical

• phase

• state

• physical

Tags

NGSS.MS-PS1-5