8th Grade Science Review

Something that takes up space and has mass.

• volume
• matter
• mass
• density

Tags

NGSS.5-PS1-1

You can measure ______ with grams.

• mass
• volume
• conductivity
• melting point

Tags

NGSS.5-PS1-2

The molecules in a gas....

• are tightly packed
• slide past one another in a flowing manner
• vibrate, move freely, and spread
• are in a regular pattern

Tags

NGSS.5-PS1-1

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 

An atoms overall charge is 

• positive 
• depends on its mood 
• neutral 
• negative 

Tags

NGSS.MS-PS2-3

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

Tags

NGSS.MS-PS1-1

What is the atomic symbol for sodium?

• Na
• So
• NaCl
• S

What does the 1.00794 stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

Tags

NGSS.MS-PS1-1

Atoms are mostly filled with?

• electrons
• empty space
• protons

Tags

NGSS.MS-PS1-1