Properties water

Large bodies of water do not quickly fluctuate in temperature. Why?

• Water is a solvent.
• Water has a high heat capacity.
• Water acts as a buffer.
• Water is non-polar.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What two elements make up water?

• Helium and oxygen
• Hydrogen and oxygen
• helium and carbon
• oxygen and carbon

Tags

NGSS.MS-PS1-1

Water is a universal solvent because it...

• It can be found anywhere
• It freezes when it gets cold
• floats when frozen
• Dissolves most substances

Tags

NGSS.MS-PS1-2

The tightness across the surface of water that enables paper clips to float is ____________.

• adhesion
• capillary action
• surface tension
• polarity

Which statement explains why water molecules stick together?

• both sides are negative
• one side has a positive charge and the other side has a negative charge
• one side has a negative charge adn the other side has a neutral charge
• both sides are positive

Tags

NGSS.HS-PS1-3

Cohesive force between water molecules and adhesive force between water molecules and other molecules enable this phenomenon __________________ occur.

• surface tension

• capillary action

• float on water

• photosynthesis

Tags

NGSS.HS-ESS2-5

The average movement of molecules in an object. The faster the molecules move, the hotter it feels.

• evaporation
• boiling point
• temperature
• melting point

In a water molecule _____________ has the negative charge.

• Hydrogen

• Oxygen

• Nitrogen

• Helium

Tags

NGSS.MS-PS1-1

The _____________ is the part of the solution that is dissolved.

• Smaller molecule

• Larger molecule

• Solute

• Solvent

The tendency of water molecules to attract to one another is known as

• Adhesion

• Cohesion

• Specific heat

• Capillary Action