Unit 3 Review Part 1

The three states of matter are

• solid, liquid and gas

• solid, liquid and shape

• shape, size and state

Tags

NGSS.5-PS1-3

Gases

• don’t have a definite shape and don’t have a definite volume

• don’t have a definite volume and have a definite shape

Solids

• have a definitive shape and have a definitive volume

• have a definitive shape and don't have a definitive volume

We use this process to change water from a liquid to a solid

• freezing

• melting

• evaporating

Tags

NGSS.MS-PS1-4

We use this process to change water from a solid to a liquid.

• freezing

• melting

• evaporating

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The Sun produces ______ and ______ energy

• thermal, light

• chemical, sound

• kinetic, light

What is matter composed of?

• Cells
• Atoms

Tags

NGSS.MS-PS1-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• Electrons 
• Positrons 
• Neutrons 
• Protons 

Tags

NGSS.MS-PS1-1

The central region of an atom where its neutrons and protons are is its _______.

• Nucleus 
• Electron cloud
• Core 
• Center 

Tags

NGSS.MS-PS1-1