Ocean Chemistry and Topography

What percentage of Earth's sea water is salt?

• 3.5%

• 97%

• 70%

• 1%

What is salinity?

• the amount of matter in a specific volume
• the degree of how hot or cold something is
• the landforms of the continent or the oceans
• how much salt is dissolved in a liquid

What is density?

• the amount of salt dissolved in a liquid
• the amount of matter in a specific volume
• how hot or cold something is
• a large piece of frozen freshwater

What happens when you increase the temperature of ocean water?

• the density increases
• the density decreases
• the water sinks
• the salinity increases

What happens when you increase the salinity of ocean water?

• the temperature increases
• the salt amount decreases
• the density increases
• the density decreases

Which number represents the Pacific Ocean?

• 1

• 2

• 3

• 4

• 5

Which ocean landform is made from a divergent plate boundary and looks like small mountains?

• mid-ocean ridge
• seamount
• trench
• continental slope

What is an under ocean mountain called?

• abyssal plain
• continental slope
• seamount
• trench

Which ocean landform is created from lava that builds and breaks the surface of the ocean water?

• abyssal plain
• trench
• volcanic island
• continental shelf

Which landform is the deep hole that can be made at a convergent plate boundary?

• continental shelf
• continental slope
• seamount
• trench