Physical Properties of water

What happens to the volume of water when it freezes?

• It increases

• It decreases

• It stays the same

Tags

NGSS.MS-PS1-4

What is an objects buoyancy equal to?

• Its weight

• Its displacment

• Its density

• Its gravity

Which ion is used to measure ocean water's salinity?

• Chlorine

• Sodium

• Magnesium

• Sulfate

Ectotherms are another name for

• warm-blooded organisms

• cold-blooded organisms

• ghosts

• mammals

Which substance acts as an organisms "antifreeze", preventing their tissues from freezing?

• density

• endotherm

• chlorine

• glycoprotein

Stenohaline organisms can tolerate

• small changes in salinity

• small changes in temperature

• a wide variety of food

• large variations in salinity

Euryhaline organisms can tolerate

• changes in water temperature

• changes in salinity

• changes in trophic level

• changes in ecosystems

Tags

NGSS.MS-LS2-4

What happens to the volume of water as the temperature increases?

• It stays the same

• It decreases

• It depends on the starting temperature

• It increases

Tags

NGSS.MS-PS1-4

At what temperature is water at its densest?

• 0 degrees C

• 100 degrees C

• 4 degrees C

• 10 degrees C

As salinity increases, density

• Stays the same

• Decreases

• Increases

Tags

NGSS.MS-ESS2-4