Properties of Water

What two elements make up water?

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

Tags

NGSS.MS-PS1-1

A insect like a water strider can skate along the top of a pond because:

• covalent bonds result in water cohesion

• hydrogen bonds result in water cohesion (surface tension)

• low surface tension of water

Tags

NGSS.MS-PS2-5

What word describes when water is attracted to OTHER substances?

• cohesion
• adhesion
• capillary action
• surface tension

Water travels up from the roots of a tree to the top because of

• adhesion and cohesion

• surface tension

• specific heat capacity

• density of water compared to ice

As you add drops of water to the surface of a coin, each drop sticks to the other water droplet because of ________________, and sticks to the penny because of ______________.

• adhesion, cohesion

• cohesion, adhesion

• capillary action, specific heat

• specific heat, capillary action

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

Tags

NGSS.HS-PS1-3

Which characteristic of water will allow a paperclip to remain floating on water when the paperclip is gently placed on top of the water?

• adhesion

• surface tension due to cohesion

• solvent properties

• nonpolar

Dehydration occurs when___________

• your body has too much fluids

• your body loses too much fluid.

• you eat too much ice cream

• lizards dance

What is the best thing you can you do to help stay hydrated?

• Drink soft drinks

• Limit water intake

• Drink water

• Drink coffee

An abnormal and excessive loss of water from the body of an organism

• Predation
• Suffocation
• Dehydration
• Behavioral Trait