Shared Flashcard Set

Details

Science (Pressure)
Science all about pressure
17
Science
8th Grade
12/02/2015

Additional Science Flashcards

 


 

Cards

Term
Air Pressure
Definition
A force that acts over a certain area.
Term
what causes pressure in fluids
Definition
Mass and motion of particals
Term
Fluid pressure is exerted how?
Definition
Evenly in all directions
Term
Fluids
Definition
Substances that dont have a rigid shape
Term
what is pressure
Definition
force per unit area
Term
Pressure at sea level
Definition
10.13 N/cm2
Term
Fluids move from
Definition
High to low pressure areas
Term
Why does pressure increase with depth
Definition
air pressure pushing on water
Term
Air pressure _________ with higher altitude
Definition
Decreases
Term
Why does air pressure decrease with altitude
Definition
fewer air particals
Term
Bouyancy
Definition
phenomonon caused by upward force of fluids
Term
bouyant force is equal to
Definition
weight of displaced water
Term
Bouyancy principal was discovered by
Definition
Archimedes
Term
density
Definition
measurement of how much mass is in a given volume
Term
if the object is less dence then the fluid it will
Definition
float
Term
pressure in a moving stream is ______ less than the surrounding fluid
Definition
less
Term
the faster a fluid moves the _______ it exerts
Definition
less pressure
Supporting users have an ad free experience!