What are the three basic states of matter?
Solid
Liquid
Gas
What phase change turns ice into liquid water?
Melting
matter / particles
How many states of matter does water exist in?
Three - solid, liquid, and gas
Which state of matter would have very tightly packed particles that vibrate slightly in place?
Solid
Does mass change during a phase change?
No
True or False: The size of particles will increase or decrease during phase change
False
When we boil water, some of the water evaporates into....
steam
Gas
Phase changes occur when you add or remove
heat energy
What causes the increase in volume when heat is added to matter?
Particles get further apart/ weaker intermolecular bonds
Is liquid water or ice more dense?
Liquid water
This state of matter has no definite shape or volume
Gas
This phase change weakens the intermolecular forces of tightly packed particles and allows them to flow
Melting
When matter is heated it experiences thermal _______.
Expansion
When a lake is frozen, the ice acts as an _____
Insulator/Protective Shield
What state of matter is oobleck considered?
A non-newtonian fluid
Which phase change turns a solid directly into a gas?
Sublimation
What shape is the formation of water particles when it freezes?
Hexagonal
On a frozen lake, name the three layers of water in order
Ice
Cold Water
Warmer Water