What are the two primary characteristics of ocean water that significantly impact its properties?

Temperature and salinity.

Fill in the blank: The average depth of the ocean is approximately ___ meters.

3,800

True or False: The Pacific Ocean is the smallest ocean on Earth.

False. The Pacific Ocean is the largest ocean on Earth.

Which type of ocean motion is caused by the gravitational pull of the sun and moon?

Tides.

Riddle: I move water up and down without changing its location, driven by the moon and sun. What am I?

Tide.

Explain the difference between warm and cold ocean streams in terms of their temperature relative to latitude.

Warm streams have a temperature higher than the surrounding latitude, while cold streams have a temperature lower than that latitude.

Fill in the blank: A narrow waterway joining two larger bodies of water is called a ___.

Strait.

What is the significance of salinity in ocean water?

Salinity affects the taste, density, and buoyancy of ocean water.

Identify one major river system in India and list two rivers that are part of it.

The Ganges River System; includes the Yamuna and Ghaghra rivers.

What type of lake is formed from tectonic activity or volcanic craters?

Natural lake.

True or False: Lakes are generally larger than seas and oceans.

False. Lakes are smaller than seas and oceans.

Riddle: I am a lake that produces salt and found in areas of high evaporation. What am I?

Sambhar Lake.

Explain how groundwater resources are utilized in India.

Groundwater is extensively used for agriculture, industry, and fulfilling the water needs of a large population.

What is the total water available from precipitation in India per year?

About 4,000 km³.

Fill in the blank: The Gulf Stream is a prominent example of a ___ ocean stream.

Warm.