elements, molecules, compounds

• Element
• Compound

Tags

NGSS.MS-PS1-1

• Element
• Compound

Tags

NGSS.MS-PS1-1

The chemical combination of two or more different kinds of atoms in fixed amounts is called a(n)

• orbit
• compound
• mixture
• element

Tags

NGSS.MS-PS1-1

Atoms combine to form _______. 

• electrons
• molecules
• nuclei
• neutrons

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NGSS.MS-PS1-1

Carbon dioxide is formed when two oxygen atoms chemically combine with a carbon atom. Which term best describes carbon dioxide?

• atom
• mixture
• element
• compound

Tags

NGSS.MS-PS1-1

Element is a

• pure substance
• compound
• mixture
• molecule

Tags

NGSS.MS-PS1-1

Is salt (NaCI) a compound or a element

• Compound
• element

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NGSS.MS-PS1-1

All matter is made of 

• energy 
• atoms 
• air
• chemistry

Tags

NGSS.MS-PS1-1

• Element
• Compound

Tags

NGSS.MS-PS1-1

• Element
• Compound

Tags

NGSS.MS-PS1-1