Which of the three substances has the greatest porosity?

a. gravel

b. sand

c. silt

d. all are equal

If an Oreo cookie is 0.654 cm thick, how many Oreos does it take to reach the moon

Where were the best viking swords manufactured? a China b Europe c India d Netherlands

The waste product of respiration is: carbon, oxygen, nitrogen, carbon dioxide

What is the written formula for the compound carbon tetriodide?

A chemistry student needs 30,0 mL of pentane for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of pentane is. Calculate the mass of pentane the student should weigh out.

What is the independent, dependent, control group and constant: A student wanted to test how the mass of a paper airplane affected the distance it would fly. Paper clips were added before each test flight.

Where are two places that scientists obtain scientific knowledge

Which of the following best describes what happens when an ionic bond forms? A) two atoms come together and share electrons in order to fill their octets. B) two atoms give up their electrons in order to form a bond.

Describe the attraction between 2 atoms as a result of sharing electrons

I need to know about mitosis and meiosis