Swim School

What is the main difference between moving through water and moving through air?

• Water is 1,000 times denser than air.

• Air is 1,000 times denser than water.

• Water and air have the same density.

• Air is thicker and heavier than water.

How do dolphins and whales move their tails compared to fish?

What adaptation do sharks have that helps them stay afloat in water?

How do flying fish move through the air?

• By spreading their wide fins after jumping out of the water

• By flapping their fins rapidly in the air

• By using their tails to propel themselves

• By gliding with their tails

What method of movement do squids and octopuses use?

• Jet propulsion

• Wriggling

• Flapping

• Gliding

If you were to tell the Central Idea of this passage to a friend, what would you tell them?

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