Q: Answer the question

Water moves by capillary action through soil from moist areas to dry areas. Which property of water is most responsible for this capillary action?

A: Water has a high surface tension.

Q: Answer the question

A company plants trees on a bare hillside. Which of these is the BEST reason for planting the trees?

A: The trees prevent soil from washing away.

Q: Answer the question

Which of the following foods is highest in polysaccharides?

A:
potatoes