If pore space comprises 60% of the total volume of a soil and half of this pore space is filled with water, how much of the total volume of the soil will be filled with air?

a. 30%

b. 40%

c. 50%

d. 60%

A jellyfish skelton is made up of fluid filled cavities surrounded by air

A firefighter is in the emergency room with serious burns. He tells the doctors that they really don't hurt much. Should they be concerned or relieved by this comment? Why?

10. How should a thermometer be dried after washingrinsing, and sanitizing it? By wiping it with a paper towel By air drying it By wiping with a cloth towel By using a warm-air dryer

True or False: Short arrows represent high (fast) velocity. True False

In which of the following organelles does photosynthesis take place?

What substances move freely through the shell of the egg?

Hemoglobin and enzymes are: A. lipids B. proteins C. carbohydrates D. nucleic acids

How would the introduction of a nonnative species most likely affect biodiversity in an ecosystem? a. The nonnative species would decrease biodiversity. b. The nonnative species would increase biodiversity. c.

Which gas is most abundant in earth's atomsphere

In which of the following types of bone is blood production most likely to occur