Question

directions: use your textbook to decide if each statement is true or false. write t or f in the blank. if a statement is false, rewrite it correctly. 1. the water on earths surface is mainly freshwater. 2. plants and animals cant live in salt water. 3. desalination is a process that makes salt water safe to drink. 4. most freshwater on earth is found in lakes, rivers, ponds, swamps, marshes, and underground. 5. groundwater contained inside earths crust is an important source of drinking water. 6. the worlds four huge oceans are all connected to form one enormous global ocean. 7. a coastal area where ocean water is completely surrounded by land is called a bay. 8. a gulf is a larger area of ocean waters surrounded by continents and islands.

Explanation:

1. Most of Earth's surface - water is salt - water in the oceans, not freshwater.
2. Many plants and animals are adapted to live in salt - water environments like coral reefs and mangroves.
3. Desalination removes salt and other impurities from salt - water to make it potable.
4. Most of Earth's freshwater is locked in glaciers and ice caps, not mainly in lakes, rivers, etc.
5. Groundwater in the Earth's crust is indeed a crucial source of drinking water.
6. The world's four major oceans (Pacific, Atlantic, Indian, Arctic) are connected.
7. A bay is a coastal area where ocean water is partially surrounded by land, not completely.
8. A gulf is a large area of ocean water surrounded by continents and islands.

Answer:

1. F; The water on Earth's surface is mainly salt - water.
2. F; Many plants and animals can live in salt - water.
3. T
4. F; Most freshwater on Earth is locked in glaciers and ice caps.
5. T
6. T
7. F; A coastal area where ocean water is partially surrounded by land is called a bay.
8. T