Lake Berryessa

The video discusses the depth of the sea and the difficulty in seeing the sea bottom due to its depth.

What is the main idea introduced about the sea in the first section?

• The sea is warm.

• The sea is calm.

• The sea is shallow.

• The sea is deep.

Why is it difficult to see the bottom of the sea?

• Because the water is warm.

• Because the water is deep.

• Because the water is clear.

• Because the water is calm.

What is reiterated about the sea in the second section?

• The sea is shallow.

• The sea is calm.

• The sea is deep.

• The sea is warm.

What is the focus of the final section regarding the sea?

• The sea's wildlife.

• The sea's depth.

• The sea's waves.

• The sea's temperature.

What visual limitation is emphasized in the final section?

• The sea is too shallow.

• The sea is too deep to see the bottom.

• The sea is too bright.

• The sea is too calm.