Biology (Day 5; Water and Life)

Question 1

What is adhesion?

Answer 1

the attraction of molecules for other molecules of a different kind

Question 2

What is cohesion?

Answer 2

the attraction of molecules for other molecules of the same kind

Question 3

What causes water’s solubility?

Answer 3

its polarity

Question 4

What are polar molecules?

Answer 4

A neutral molecule that has some partially positive and partially negative regions

Question 5

What is the specific heat capacity?

Answer 5

the amount of heat needed to raise the temperature of one gram of a substance by one degree Celsius

Question 6

What is the heat of vaporization?

Answer 6

the amount of energy needed to change one gram of a liquid substance to a gas at constant temperature

Question 7

What type of charge does oxygen have?

Answer 7

negative

Question 8

What type of charge does hydrogen have?

Answer 8

positive

Question 9

Solvent

Answer 9

substance that dissolves the solute

Question 10

Solute

Answer 10

what is being dissolved in the solvent