Science 7 8th

The liquid portion of planet Earth.

• lithosphere

• mesosphere

• atmosphere

• hydrosphere

The largest ocean in the world in terms of depth, area, and volume.

• Pacific Ocean
• Arctic Ocean
• Indian Ocean
• Atlantic Ocean

The 2nd largest ocean in the world in terms of depth, area, and volume.

• Pacific Ocean
• Arctic Ocean
• Indian Ocean
• Atlantic Ocean

The most heavily travelled ocean in the world.

• Pacific Ocean
• Arctic Ocean
• Indian Ocean
• Atlantic Ocean

The oceans and seas comprise these kind of water environment.

• freshwater
• terrestrial
• desert
• marine

This is the factional part of Pacific ocean in comparison to the Earth's surface.

• 1/2

• 1/3

• 1/5

• 3/4

This ocean covered one-fifth of the total ocean area of the world.

• Indian Ocean
• Arctic Ocean
• Atlantic Ocean
• Pacific Ocean

This is the smallest of the world's oceans.

• Southern Ocean
• Pacific Ocean
• Arctic Ocean
• Indian Ocean

The ocean with the coldest and deepest currents.

• Arctic Ocean
• Southern Ocean
• Indian Ocean
• Pacific Ocean

This is the measurement of the amount of salt dissolved in water.

• saturation

• buoyancy

• salinity

• density