State Changes
When a solid changes to a liquid
Melting (or fusion)
Name the three states of matter
Solid, liquid, gas
Which one has greater mass?: a horse or a dog?
A horse
Give an example of a solid
Ex. ice, chair, table, person
Is mass measured in grams (g) or milliliters (mL)?
Grams
What is solidification (freezing)?
True or false: Solids stay the same shape
True
Which one has greater volume?: a water bottle, or a swimming pool?
A swimming pool
Give an example of a gas
Is volume measured in: lbs, mL, or g/mL?
Evaporation
Name the state of matter of: oxygen, a fish, milk?
Gas, solid, liquid
Which one has greater mass?: 100g of feathers (plumas) or 100g of bricks (ladrillos)?
They have the same mass! (100g)
Give an example of solidification
Ex. water freezing into ice
How is density measured?
g/mL
Do you add heat or cool down a gas to make it a liquid?
Cool down
What state takes the shape of the container it is in?
Liquid
Which one is more dense?: An orange with a peel, or an orange without a peel
An orange with a peel
Give an example of evaporation
Ex. boiling water (add heat to water)
True or false: If two objects have the same volume, they must have the same mass.
False
This state has very fast moving particles that are spread out.
Gas
Which one do you think floats on water?: an empty soda can, or a full soda can?
Empty soda can
What state change is this an example of?: a car window fogging up in the rain.
Condensation
If an object in liquid is more dense than the liquid, the object will _____________
Sink