Revision Quizz

all matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

Tags

NGSS.MS-PS1-1

Particles in an atom that are neutral and have no charge are 

• negatrons 
• electrons 
• neutrons 
• protons 

electrons have this type of charge?

• negative
• positive
• neutral

Tags

NGSS.MS-PS2-3

Can a mixture be separated? 

• No
• Yes
• Only sometimes

Tags

NGSS.MS-PS1-2

What is a compound?

• an atom with more electrons than protons
• a substance in which the atoms of two or more elements are combined together
• an atom with more neutrons than protons
• a substance in which the atoms of three or more elements are combined together

Tags

NGSS.MS-PS1-1

What is a molecule?

• two elements bonded together (sharing electrons)

• a mixture of different substances

• smallest individual particles

• salt mixed in water

Tags

NGSS.MS-PS1-1

Which of the following cannot be broken down into something simpler?

• A compound
• An element
• A mixture
• A chemical formula

Tags

NGSS.MS-PS1-5

True or False:  The density of a specific type of material never changes.  

• True
• False

Tags

CCSS.HSG.MG.A.2

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

Tags

NGSS.MS-PS1-2