Properties of Water, Macromolecules

Match the following

• Water sticks to other substances

• Capillary Action

• The ability of a liquid to flow in narrow spaces without the assistance of, or even in opposition to, external forces like gravity

• Cohesion

• The force that causes the surface of a liquid to contract

• Surface Tension

• Water sticks to Water

• Adhesion

• The curved upper surface of a liquid in a tube

• Meniscus

Tags

NGSS.MS-ESS2-4

Water is the universal _______

Water has a ​ (a)   heat capacity. This means changing the temperature of water is ​ (b)  

• high
• hard
• low
• easy

​ ​ (a)   is when water sticks to water, ​ (b)   is when water sticks to other substances.

• cohesion
• adhesion
• adhesive
• cohesive

Ice is more dense than water

• True

• False

• Sometimes

Why does ice float on water?

Tags

NGSS.MS-PS1-1

Water freezes from the ​ (a)   to the ​ (b)   .

• top
• bottom
• inside
• outside

Tags

NGSS.MS-PS1-4

Hydrogen bonds between water molecules are ​ (a)   and ​ (b)   to break

• weak
• easy
• strong
• hard

The curved surface in a graduated cylinder is called a ________.

Select each true sentence about capillary action:

• Capillary action explains how water moves against the force of gravity.

• Capillary action is due to the attraction among molecules of water and surrounding materials.

• Capillary action prevents water from moving though materials with pores

• Capillary action causes clothing to stay dry