Mysteries of the Deep: Vocabulary

• The ocean is incredibly deep, with areas reaching far (a)   the surface where sunlight cannot reach.

• Scientists use special (a)   to explore these underwater dark and mysterious depths of the ocean.

• Many strange and wonderful creatures live in the ocean, some with bioluminescence, which means they can (a)  

• There are vast (a)   hidden beneath the waves, some even taller than mountains on land!

• Deep-sea vents spew out hot water and minerals, creating unique (a)   where life can thrive in the darkness.

• Some parts of the ocean remain largely (a)   , offering exciting possibilities for new discoveries.

• Whales communicate with each other using complex sounds called (a)   that can travel long distances.

• The constant movement of water in the ocean creates (a)   that affect weather patterns around the globe.

• Many shipwrecks from throughout history lie (a)   at the bottom of the ocean, holding secrets of the past.

1. Studying the ocean helps us understand climate change and the health of our (a)   .