Solids, Liquids & Gases
Fluids
Phase Changes
Vocabulary
Gas laws
100
Has a definite volume but not a definite shape
What is a liquid?
100
The SI unit of pressure/ the equation for pressure.
what is pascal? what is force/area?
100
Phase change of a solid turning into a liquid
What is melting?
100
define energy
What is capacity to do work
100
Boyles law
What is p1v1=p2v2
200
Has a definite shape and volume
What is a solid?
200
A 3 cm2 piston exerts a force of 90 N. What force would be exerted at 15 cm2?
.5 N
200
Phase change of a solid turning into a gas
What is sublimation?
200
What is buoyancy?
the ability to float in a fluid
200
what is charles' law?
v1/t1=v2/t2
300
In what state do molecules move extremely quickly and by bouncing off each other
What is a gas?
300
explain how birds are able to fly according to Bernoulli's principle.
moves faster over top of wing creating less pressure which leads to lift
300
Change from a liquid to a solid
What is freezing?
300
A liquid's resistance to flow
What is vicosity?
300
T1=127 celsius V1= 3 L T2=227 celsius what is v2???
3.8 L
400
three important measurements when dealing with a gas
What are temperature, volume, and pressure
400
Describe Archimedes principle
weight of water displaced = buoyant force
400
describe what happens to thermal energy as substance goes from liquid to solid.
it decreases
400
A solid with particles arranged in a repeating 3-D pattern that is distinct?
What is a crystalline solid?
400
t1= 127 celsius p1=3 atm t2= 227 celsius p2=??
3.75atm
500
An unusual state of matter found in northern lights
What is plasma?
500
what is the density of water? what happens when objects are less and more dense than water.
What is 1g/cm3 it floats/it sinks
500
When heat is added to a liquid and becomes a gas without boiling
What is evaporation?
500
A solid with particles placed randomly.
What is an amorphous solid?
500
p1=2 atm v1=3 L p2= 4 atm v2=??
1.5 L
M
e
n
u