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4 cards from this section. Quick, good the night before a test.
What is buoyancy?
Think about how objects behave when put in water.
State Archimedes’ Principle.
Consider what happens when you put a toy in a bathtub.
What is buoyancy?
Think of what happens when you drop something in water.
Archimedes’ Principle states that an object submerged in a fluid experiences a downward force.
Review what makes objects float.
A piece of metal weighs 50 N in air and 40 N when submerged in water. Calculate the buoyant force acting on the metal.
How does weight change in water show the force acting on it?
If a submarine has a volume of 200 m³, how much water will it displace when submerged fully? How does this affect its buoyancy?
Consider the relationship between volume displacement and buoyancy.
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