Seawater

The covalent bonds between hydrogen and oxygen atoms in a water molecule form as a result of the ________.

• atoms

• hydrogen bonds

• electrons

• covalent bonds

Tags

NGSS.MS-PS1-1

Which property of water causes coastal communities to have only moderate differences in daily highs and lows when compared to inland communities?

• High heat capacity

• High density

• High surface tension

• Low viscosity

Tags

NGSS.MS-PS1-4

In comparison to most other liquids, the heat capacity of liquid water is ________.

• Higher

• Lower

• The same

• Variable

Tags

NGSS.MS-PS1-4

Of all the following processes which one increases the salinity of water?

• Evaporation

• Precipitation

• Runoff

• Melting

Tags

NGSS.MS-ESS2-4

The transfer of water between the atmosphere, the oceans, and the continents is known as the ________.

• geologic cycle

• hydrobiological cycle

• hydrologic cycle

• meteorological cycle

Tags

NGSS.MS-ESS2-4

As the salinity of seawater increases, its ________.

• density decreases

• residence time increases

• residence time decreases

• density increases

A layer of rapidly changing density with depth is called a

• halocline

• halothermocline

• thermocline

• pycnocline

Tags

NGSS.MS-ESS2-6

A layer of rapidly changing temperature with depth is called a ________.

• halocline

• lysocline

• pycnocline

• thermocline

Tags

NGSS.MS-ESS2-6

Which of the following is the most abundant negatively charged component of seawater?

• Chloride

• Sulfate

• Bicarbonate

• Nitrate