What are the main processes involved in the water cycle?

The main processes involved in the water cycle are evaporation, condensation, precipitation, and runoff.

Fill in the blank: The water that waters crops today might have traveled down the ___ River a hundred years ago.

Amazon

True or False: Only a small percentage of the Earth's water is freshwater suitable for human use.

True

About three-fourths of the earth’s surface is covered by water. True or False?

True

Freshwater mainly comes from ___, ___, and ___.

Rivers, ponds, springs, and glaciers

I am salty and cover most of the earth, yet I am not drinkable. What am I?

Oceans

What are the three main types of movements that occur in oceans?

Waves, tides, and ocean currents.

Fill in the blank: Tsunamis can reach heights over ___ meters and travel at speeds exceeding ___ kilometers per hour.

15, 700

True or False: Waves are created primarily by underwater volcanic eruptions.

False. Waves are created when winds scrape across the ocean's surface.

High tides occur when the moon's gravitational force pulls water closer to it. True or False?

True

Spring tides occur during the ___ and ___ phases of the moon.

Full moon and new moon

Ocean currents that originate near the equator and flow toward the poles are known as ___ currents.

Warm currents

True or False: The Gulf Stream is an example of a cold ocean current.

False. The Gulf Stream is a warm ocean current.

Regions where warm and cold ocean currents converge are known for being rich in ___ life.

Marine

True or False: The meeting of warm and cold currents typically leads to clear weather conditions.

False. It can create foggy weather, posing challenges for navigation.