Elements, Compounds and Mixtures

Salt has a chemical formula of NaCl.  Salt is a...

• Compound
• Element
• Mixture
• None of the Above

Tags

NGSS.MS-PS1-1

What cannot be broken down into other substances?

• Compound
• Mixture
• Solids
• Element

What is made up two or more elements that are chemically combined?

• Element
• Mixture
• Compound
• Solids

Tags

NGSS.MS-PS1-1

A combination of substances that are not chemically combined is called a(n)____________. 

• mixture
• compound
• physical

An element is made up of only one kind of _____.

• isotope
• plastic
• atom
• metal

Tags

NGSS.MS-PS1-1

_____ small particles that make up most types of matter on Earth.

• compounds
• atoms
• mixtures
• elements

Tags

NGSS.MS-PS1-1

Contains only one kind of atom.

• Element
• Compund
• Mixture

Tags

NGSS.MS-PS1-1

Contains two or more atoms combined

• Elements
• Compounds
• Mixtures

Tags

NGSS.MS-PS1-1

The air is a _________. 

• element 
• mixture 
• compound 
• energy 

Tags

NGSS.MS-PS1-1

What is the relationship between molecules and atoms?

• Molecules are combinations of two or more atoms.

• Molecules are the parts that make up atoms

• Molecules are the gaseous parts of atoms

• Molecules are atoms that have a positive charge

Tags

NGSS.MS-PS1-1