elements mixtures and compounds

A pure substance that cannot be separated into simpler substances by chemical or physical means.  

• Element
• Compound
• Mixture
• Chemical

Carbon Dioxide is a ______ 

• compound 
• element 
• mixtures 
• Battle of Bunker Hill 

Tags

NGSS.MS-PS1-1

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

This picture represents which of the following?

• element
• compound
• mixture of elements
• mixture of compounds

Tags

NGSS.MS-PS1-1

Pizza would be in this category.

• Element
• Compound
• Heterogenous Mixture
• Solution

Salt Water would be in this category

• Element
• Compound
• Heterogeneous Mixture
• Solution

When elements form mixtures, the elements keep their original properties. 

• True
• False

What is matter?

• Volume of an object
• Anything that has mass and takes up space
• Mass of an object
• Space of an object

Which state of matter has a definite shape?

• solid
• liquid 
• gas

An example of matter made of only one element is

• water
• gold bar
• light bulb
• salad mixture