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Study sets matching "pressure"

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Study sets matching "pressure"

14 terms
Pressure
Pascal
Barometer
Manometer
Area
Unit for Pressure
Device for measuring atmospheric pressure
Device for measuring pressure difference
Factor that affects normal pressure
Pascal
Unit for Pressure
Barometer
Device for measuring atmospheric pressure
16 terms
Pressure
What is pressure?
Pressure is determined by what two thi…
What force causes pressure under solids
In what direction does liquid pressure…
The force on a unit area.
The size of the force and the size of the area.
Weight
All directions.
What is pressure?
The force on a unit area.
Pressure is determined by what two thi…
The size of the force and the size of the area.
19 terms
Pressure.
Pressure
Pressure =
Atmospheric
Pressure decreases with
Force per unit area.
Force over area.
Measured with barometer.
Height
Pressure
Force per unit area.
Pressure =
Force over area.
5 terms
Pressure
Pressure
surface area
fluid pressure
air pressure
Force exerted per unit area
The amount of area that pressure may be exerted on for a subs…
a property of all fluids in which pressure is exerted equally…
A force that is the result of the weight of a column of air p…
Pressure
Force exerted per unit area
surface area
The amount of area that pressure may be exerted on for a subs…
15 terms
Pressure
Pressure
Two ways of increasing pressure
SI unit of pressure
Pressure gauge
Force per unit area... Force / Area
Increase the force, decrease the area
N/m² or Pa
Measures pressure in a gas
Pressure
Force per unit area... Force / Area
Two ways of increasing pressure
Increase the force, decrease the area
14 terms
Pressure
Pascal
Barometer
Manometer
Area
Unit for Pressure
Device for measuring atmospheric pressure
Device for measuring pressure difference
Factor that affects normal pressure
Pascal
Unit for Pressure
Barometer
Device for measuring atmospheric pressure
Pressure
Pressure
Hydrostatics
Communicating vessel
Barometer
Force per unit area.
Branch of Physics which studies pressure and equilibrium of f…
A set of containers which have the same fluid inside
An instrument that measures atmospheric pressure
Pressure
Force per unit area.
Hydrostatics
Branch of Physics which studies pressure and equilibrium of f…
27 terms
Pressure
Blaise Pascal
Pascal's Principle
area increases
Daniel Bernoulli
French mathematician and physicist who the measurement of pre…
Pressure increases by the same amount throughout an enclosed…
What happens to the area when the force increases in Pascal's…
Swiss mathematician who was known for work in fluid mechanics
Blaise Pascal
French mathematician and physicist who the measurement of pre…
Pascal's Principle
Pressure increases by the same amount throughout an enclosed…
14 terms
Pressure
Pascal
Barometer
Manometer
Area
Unit for Pressure
Device for measuring atmospheric pressure
Device for measuring pressure difference
Factor that affects normal pressure
Pascal
Unit for Pressure
Barometer
Device for measuring atmospheric pressure
9 terms
pressure
pressure
density
volume
temperature
pressure
density
11 terms
Pressure
What is pressure?
Pressure is determined by what two thi…
In what direction does liquid pressure…
What is the unit for pressure?
The force on a unit area.
The size of the force and the size of the area.
All directions.
pascal
What is pressure?
The force on a unit area.
Pressure is determined by what two thi…
The size of the force and the size of the area.
23 terms
Pressure
Pressure
Formula for Pressure
SI base unit of Pressure
Formula for area
the amount of force per unit area applied to an object's surf…
Pressure = Force/Area
Pa
Length x Width
Pressure
the amount of force per unit area applied to an object's surf…
Formula for Pressure
Pressure = Force/Area
13 terms
Pressure
Feeling the pressure?
How do we calculate pressure?
Sensible shoes?
More sensible shoes
Gases and liquids exert pressure in all directions... Pressure i…
Pressure can be calculated by dividing the force by the area…
The force of our body pushing down will exert a pressure... The…
These boots have a large surface area ... The weight of a person…
Feeling the pressure?
Gases and liquids exert pressure in all directions... Pressure i…
How do we calculate pressure?
Pressure can be calculated by dividing the force by the area…
11 terms
Pressure
What is pressure?
Pressure is affected by what two things?
What direction do solids press in?
What direction do liquids press in?
A force on a definite area.
The size of the force and the size of the area.
Only down.
All directions.
What is pressure?
A force on a definite area.
Pressure is affected by what two things?
The size of the force and the size of the area.
12 terms
Pressure
Pressure
Force
Atmospheric pressure
Barometer
measures the force acting on one unit of area.
is measured in Newtons (N)
The weight of these gases on a square metre of the earth
One simple way of measuring the pressure due to our atmospher…
Pressure
measures the force acting on one unit of area.
Force
is measured in Newtons (N)
18 terms
Pressure
Dalton's law of partial pressure
Effect of low atmospheric pressure and…
High altitude hazards
High altitude hazard controls
Partial pressure of gas in a mixture is equal to total pressu…
Decrease ability of blood to transport oxygen
Hypoxia, night vision, memory, judgement, coordination, drows…
Maintain partial pressure of oxygen near sea level by increas…
Dalton's law of partial pressure
Partial pressure of gas in a mixture is equal to total pressu…
Effect of low atmospheric pressure and…
Decrease ability of blood to transport oxygen
8 terms
Pressure
Pressure
Pascal
Newton
Surface Area
Force per Unit Area
Metric unit of pressure
Metric unit of force
How much something covers
Pressure
Force per Unit Area
Pascal
Metric unit of pressure
9 terms
pressure
kinetic molecular theory
molecules
1st assumption of the KMT
2nd assumption of the KMT
properties of a gas could be explained by the assumption that…
the smallest particles into which an element or a compound ca…
gases are made up of mostly empty space
gas molecules are in constant, rapid, straight-line motion... th…
kinetic molecular theory
properties of a gas could be explained by the assumption that…
molecules
the smallest particles into which an element or a compound ca…
23 terms
Pressure
Air Pressure
Why doesn't your desk collapse under a…
Barometer
Mercury Barometer
-Pressure exterted by the weight of the air above due to the…
Air pressure is exerted equally in all directions... -The pres…
-Device Used to Measure Air Pressure... -Bar=pressure, metron=me…
-Pressure pushes down on exposed mercury, forcing it up into…
Air Pressure
-Pressure exterted by the weight of the air above due to the…
Why doesn't your desk collapse under a…
Air pressure is exerted equally in all directions... -The pres…
10 terms
Pressure
Partial pressure
Daltons law
mole fraction
molar mass of gas
pressure of one single gas molecule
mole gas/ total mole
Partial pressure
pressure of one single gas molecule
Daltons law
10 terms
Pressure
Peer Pressure
Manipulation
Guilt
Flattery
Influence people have on you. (Good or bad).
Way people exert peer pressure without concern for the person…
One way we manipulate
One way we manipulate
Peer Pressure
Influence people have on you. (Good or bad).
Manipulation
Way people exert peer pressure without concern for the person…
36 terms
Pressure
pressure
volume
amount
temperature
atm
liters
moles
kelvin
pressure
atm
volume
liters
13 terms
Pressure
Pressure
Formula for pressure
Atmospheric pressure
Low pressure in winter
...
...
...
...
Pressure
...
Formula for pressure
...
25 terms
Pressure
Pressure
Atmospheric pressure
PSIG
PSIA
The force exerted by a fluid (liquid or vapor) which has been…
Force exerted by the gases and vapor that make up the atmosph…
Pounds per square inch gauge
Pounds per square inch absolute
Pressure
The force exerted by a fluid (liquid or vapor) which has been…
Atmospheric pressure
Force exerted by the gases and vapor that make up the atmosph…
12 terms
Pressure
Pressure
Units
Force
Area
Force/area
N/cm2 or Ncm-2 or Pa
Pressure multiplied by area
Force/area
Pressure
Force/area
Units
N/cm2 or Ncm-2 or Pa
13 terms
Pressure
decreases
increases
increases
increases
As volume increases, pressure ________________
As temperature increases, pressure _______________
As the number of molecules increase, pressure ____________
As volume decreases, pressure _____________
decreases
As volume increases, pressure ________________
increases
As temperature increases, pressure _______________
9 terms
Pressure
pressure
Pascal
area
depth
压强
帕斯卡
面积
深度
pressure
压强
Pascal
帕斯卡
11 terms
Pressure
density
pressure
volume
temperature
the amount of mollecules in a given space
collisions of molecules, Force/Area
a measure of space
the measure of speed of particles
density
the amount of mollecules in a given space
pressure
collisions of molecules, Force/Area
7 terms
Pressure
Pressure definition
Pressure equation
Pressure conversions/units
Pascal definition
the collision force of gaseous species impinging upon the sur…
Pressure (P)= force of collision/area of collision
1 atm= 760 mm Hg= 760 torr= 101,325 Pa= 14.696 psi
Pascal (Pa)= kg/(m×s²)
Pressure definition
the collision force of gaseous species impinging upon the sur…
Pressure equation
Pressure (P)= force of collision/area of collision
7 terms
pressure
Pressure
pressure equation
Fluid
gas
The force of molecules hitting against a surface divided by t…
Pressure = force/area ... Pascal = N/Msquared- pascal is the uni…
State of matter where molecules can easily flow
no definite volume, no definite shape (will expand to fit vol…
Pressure
The force of molecules hitting against a surface divided by t…
pressure equation
Pressure = force/area ... Pascal = N/Msquared- pascal is the uni…
8 terms
Pressure
atmosphere
atmospheric pressure
fluid
normal
The layer of gases that surround the Earth. The important gas…
The weight of air resting on the Earth's surface.
A substance that can flow, such as a liquid or a gas.
Acting at an angle of 90° to a surface or boundary.
atmosphere
The layer of gases that surround the Earth. The important gas…
atmospheric pressure
The weight of air resting on the Earth's surface.
13 terms
Pressure
Air Resistance
Terminal Velocity
Vacuum
Gravity
The friction of an object as it free falls through the atmosp…
Speed at which air resistance and gravity acting on a falling…
Empty space.
A force that pulls all objets toward each other, including yo…
Air Resistance
The friction of an object as it free falls through the atmosp…
Terminal Velocity
Speed at which air resistance and gravity acting on a falling…
14 terms
Pressure
Pascal
Barometer
Manometer
Area
Unit for Pressure
Device for measuring atmospheric pressure
Device for measuring pressure difference
Factor that affects normal pressure
Pascal
Unit for Pressure
Barometer
Device for measuring atmospheric pressure
5 terms
Pressure
Gases can be compressed because . . .
Fighting fire . . .
Hot-air balloons . . .
Fizzy drinks . . .
there is a lot of space between the particles.
Gases including carbon dioxide, have lots of space between th…
Hot-air balloons work on the idea that gases expand when heat…
All carbonated soft drinks contain carbon dioxide gas.... The g…
Gases can be compressed because . . .
there is a lot of space between the particles.
Fighting fire . . .
Gases including carbon dioxide, have lots of space between th…
13 terms
Pressure
atmospheric pressure
1013.25
dalton's law
isobars
force per unit area exerted by gases
average sea level pressure
sum of all partial pressure equals total pressure; the weight…
lines of equal pressure depicted on isobaric charts for analy…
atmospheric pressure
force per unit area exerted by gases
1013.25
average sea level pressure
14 terms
Pressure
Pressure
Pressure =
Pressure Units:
How does a Thumb tack work?
Force/Area. Force per unit Area
Force(N) / Area(m²)
Pascals or Newtons per metre²
High pressure at the point because of the force applied and t…
Pressure
Force/Area. Force per unit Area
Pressure =
Force(N) / Area(m²)
21 terms
Pressure
Recipe for a cloud
Low pressure winds
Increasing temps
Temperature and Pressure relationship
Water evaporates, air rises, cools to dew point, expands, and…
Inward, counterclockwise, anticyclone
Expand
Indirect...as pressure goes up, temperature goes down
Recipe for a cloud
Water evaporates, air rises, cools to dew point, expands, and…
Low pressure winds
Inward, counterclockwise, anticyclone
29 terms
Pressure
Gas Pressure
Vacuum
Atmospheric Pressure
Barometers
The result of simultaneous collisions of upon billions of gas…
An empty space with no particles and no pressure
Force exerted by the weight of the air
Instruments used to measure air pressure are called
Gas Pressure
The result of simultaneous collisions of upon billions of gas…
Vacuum
An empty space with no particles and no pressure
14 terms
Pressure
Density
Volume
Mass
Pressure
Mass / Volume
A measure of the size of a body or region in three-dimensiona…
A measure of the amount of matter in an object
Force per unit area.
Density
Mass / Volume
Volume
A measure of the size of a body or region in three-dimensiona…
14 terms
Pressure
Pascal
Barometer
Manometer
Area
Unit for Pressure
Device for measuring atmospheric pressure
Device for measuring pressure difference
Factor that affects normal pressure
Pascal
Unit for Pressure
Barometer
Device for measuring atmospheric pressure
Pressure
Pressure
Pascal
Newton per metre squared
Atmospheric pressure
Force per unit area
The unit of pressure, named after a scientist
The derived unit of pressure
The sea of air that exerts a force of about 100000N and acts…
Pressure
Force per unit area
Pascal
The unit of pressure, named after a scientist
20 terms
Pressure
DENSITY= ?
all matter is made up of tiny _________.
all fluids, liquids, and gases _____.
name 3 places pressure is evident in o…
MASS/VOLUME
molecules
exert
soda cans, water hoses, and our lungs
DENSITY= ?
MASS/VOLUME
all matter is made up of tiny _________.
molecules
16 terms
Pressure
genius
perspiration
inventor
constantly
talent
sudation
maker
regularly
genius
talent
perspiration
sudation
14 terms
Pressure
好像
压力
放松
looks like/ seem (hǎo xiàng )
tired (lèi)
pressure (yā lì )
to relax, take a rest (fàng song )
好像
looks like/ seem (hǎo xiàng )
tired (lèi)
16 terms
Pressure
Pressure
Formula for Pressure... Formula for Press…
One pascal = (Pa)
Force = F
is a measure of how much force is acting on a certain area, d…
Pressure = Force/area
is the pressure exerted by one newton ( 1N) of force on an ar…
Unit of measurement is N = newtons
Pressure
is a measure of how much force is acting on a certain area, d…
Formula for Pressure... Formula for Press…
Pressure = Force/area
Pressure
Pressure
Hydrostatics
Communicating vessel
Barometer
Force per unit area.
Branch of Physics which studies pressure and equilibrium of f…
A set of containers which have the same fluid inside
An instrument that measures atmospheric pressure
Pressure
Force per unit area.
Hydrostatics
Branch of Physics which studies pressure and equilibrium of f…
15 terms
Pressure
As you travel further into the atmosph…
At 5 km the air pressure is about....
At 50 km the air pressure is about
Does air weight a lot?
Decreases
54 kPa
.15 kPa
Yes! Considering it weighs about 2 elephants per square meter…
As you travel further into the atmosph…
Decreases
At 5 km the air pressure is about....
54 kPa
25 terms
Pressure
High pressure moisture
Barometer
High pressure temps
What does an increasing barometer mean?
Not much, very little cloud cover
Measures pressure
Cooler, decreasing temps
Good, cool, nice beautiful weather is moving in
High pressure moisture
Not much, very little cloud cover
Barometer
Measures pressure
12 terms
Pressure
What is pressure?
Pressure is affected by what two things?
What direction do solids press in?
What direction do liquids press in?
A force on a definite area.
The size of the force and the size of the area.
Only down.
All directions.
What is pressure?
A force on a definite area.
Pressure is affected by what two things?
The size of the force and the size of the area.
5 terms
PRESSURE
Perssure
Formula for Pressure
Units for Pressure
How can pressure be increased?
the amount of force applied over an objects
Pressure Force/Area
Pascal
by decreasing the area
Perssure
the amount of force applied over an objects
Formula for Pressure
Pressure Force/Area
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