Section 1
What is the most common state of matter in the universe?
What is plasma
Matter that has definite volume but not a definite shape is a
liquid
a fluid's resistance to flow is called
viscosity
the idea that matter is made up f small particles that are in constant motion is ___
a. heat of fusion b. charles law
c. the kinetic theory of matter d. bernoulli's principle
c. the kinetic theory of matter
the amount of energy needed to change a material from a liquid to a gas is called heat of ____
a. evaporation b. vaporization c. fusion
b. vaporization
most matter (not water) ___ when heated
a. condenses b. expands
b. expands (remember thermal expansion)
matter that has a definite volume and a definite shape is a
solid
a. Boyle's law b. Charles's law
c. Archimedes' principle
C. archimedes
According to ___ if you decrease the volume of a container of gas, the pressure of the gas will increase
a. boyle b. charles c. archemedes d. bernoulli
a. boyle
as the volume of a gas decreases, the pressure of the gas will ____
a. decrease b. remain the same c. increase
c. increase
As a sample of matter is heated, its particles ___
a. move slower b. move faster
b. move faster
Bernoulli's principle explains why ___
a. heated objects expand b. planes fly
c. heat of fusion exists d. boats float
b. planes fly
According to ___ as the velocity/speed of a fluid increases, the pressure exerted by the fluid decreases
a. bernoulli b. archimedes c. charles d. boyle
a. bernoulli
according to ___ the volume of a gas increases with increasing temperature
a. boyle b. archimedes c. bernoulli d. charles
d. charles
hydraulic machines (such as a car jack) work by applying ___
a. archemedes principle b. bernoulli's principle
c. pascal's principle d. charles's law
c. pascal's principle
Matter in which atoms are tightly held in place is a ___
solid
Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a
gas
according to ___ pressure applied to a fluid is transmitted evenly throughout that fluid
a. charles b. archemedes c. bernoulli d. pascal
d. pascal
matter with no definite volume and no definite shape is a __
gas
according to ___ the buoyant force on an object in a fluid is equal to the weight of the fluid displaced by the object
a. bernoulli b. charles c. boyle d. archimedes
d. archimedes
compared to most substances, water is unusual because it ___ when it goes from the liquid to solid state
a. contracts b. melts c. expands d. diffuses
the amount of energy needed to change a material from a solid to a liquid is called heat of ____
a. condensation b. fusion c. vaporization
b. fusion
As the temperature of a gas increases, the volume of the gas will ___
increase or decrease
increase
what is the temperature at which a gas becomes a liquid
a. melting point b. condensation point
c. boiling point
b. condensation point
a gas like mixture with no definite volume or shape that is made up of positively and negatively charged particles is a
plasma