Bill Nye Buoyancy Video

The reason why some things float or sink is because water is...

• Water repels it

• Gravity stops

• Water is heavy

• Magic

If you were to weigh the water displaced by a boat, the water would be equal to the weight of the

• The boat

• Everything in the boat

• The Boat and Everything in it

Tags

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When something floats we say it is _____________buoyant.

• Positively

• Negatively

• Neutrally

• Floaty

If gasoline is poured carefully into liquid water, it will ​ ​ (a)   because the density of ​ (b)   is less than the density of ​ (c)   .​

• gasoline

• water

• float

• sink

Tags

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This object ​ ​ (a)   in water,

so we know its density is ​ (b)   .

• Sinks

• greater than 1

• Floats

• less than 1

Tags

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Label the liquids that are relatively less dense than another

When something sinks we say it is _____________buoyant

• Positively

• Negatively

• Neutrally

• Floaty

What is the principle that explains why objects float or sink in a fluid?

• Archimedes' Principle

• Newton's First Law

• Pascal's Law

• Bernoulli's Principle

Which of the following determines whether an object will float or sink?

• The object's color

• The object's density

• The object's shape

• The object's temperature

What happens to the buoyant force on an object as it is submerged deeper in a fluid?

• It increases

• It decreases

• It remains the same

• It becomes zero