Buoyancybasics
What is buoyncy?
What is the tendency of an object to float in water or air?
A fluid is a substance that has no fixed shape and yields easily to_____
What is external pressure?
What is the formula for density?
(D = M/V)?
The Cartesian Diver is named after which scientist?
Who is René Descartes?
What is the name of the law that explains how pressure is transmitted in fluids?
What is Pascal's Law?
Buoyancy is the ability or____ to float?
What is tendency?
What are the two main types of fluids?
What are gases and liquids?
What happens to an object that is denser than another object?
What is it goes down or sinks?
What was René Descartes' profession?
What is a French philosopher and scientist?
Who is Pascal's Law named after?
Who is Blaise Pascal?
buoyancy occurs when an object is less___ then the fluid it is in
What is dense?
Gas molecules move very quickly and are always doing what inside a container?
What is bouncing around and hitting each other and the sides of the container?
What happens to an object that is less dense than another object?
What is it goes up or floats?
What type of fluid behavior does the Cartesian Diver experiment demonstrate?
What is how pressure affects fluids and buoyancy?
According to Pascal's Law, pressure applied to a confined fluid is transmitted how?
What is equally in all directions?
An object will flow if the weight of the fluid it displaces is__than its own weight
What is greater
Why can't water be compressed like air?
What is because all the molecules are already touching, so they can't get any closer?
What word describes how tightly packed matter is in a certain space?
What is density
What causes the Cartesian Diver to sink when you squeeze the bottle?
What is the increased pressure compresses the air inside the diver, making it denser?
What happens when pressure is applied to a fluid inside a sealed container?
What is the fluid transmits that pressure throughout the container at the same rate?
What is Archimedes principl?
What is physical principle explains why an object feels lighter in water due to an upward force
What is the term for fluids like water that cannot be compressed?
What is incompressible fluids?
What is the definition of density?
What is the degree of consistency measured by the quantity of mass per unit volume
Why does the driver return to the surface when pressure is released?
What is the air inside expands again density decreases so it floats
Name two properties that make gases compressible, but not liquids
What are gas molecules are far apart and can be squeeze closer together while liquid molecules are already touching