2.1 Properties of Water

When sugar is dissolved in water, the water is the

• reactant

• solution

• solute

• solvent

What two elements make up water?

• oxygen and helium

• hydrogen and oxygen

• hydrogen and carbon

• oxygen and carbon

Which end of the water molecule has a slightly positive charge?

• the oxygen end
• the hydrogen end
• both ends are slightly positive
• neither end is positive

When a molecule has an opposite electrical charge on each end, it is known as what?

• an isotope

• a polar molecule

• a solvent

• a non-polar molecule

What word describes when water is attracted to other substances?

• cohesion

• adhesion

• non-polar

• surface tension

When water molecules stick easily to other water molecules, this is called what?

• cohesion

• adhesion

• solution

• non-polar

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.HS-ESS2-5

Water molecules are attracted to other kinds of molecules because of the property.

• Cohesion
• Adhesion
• Surface Tension
• Universal Solvent

Tags

NGSS.HS-ESS2-5

Water is a compound that consist of 3 atoms. 2 oxygen atoms and 1 hydrogen atom

• True

• False

The fact that ice floats on liquid water is due to the fact that water's solid is ___________ than it's liquid form

• less polar
• more polar
• less dense
• more dense

Tags

NGSS.MS-PS1-4