As a plane takes off it ascends at a 20 degree angle of elevation. If the plane has been traveling at an average rate of 270 ft/s and continues to ascend at the same angle, then how high is the plane after 10 seconds (the plane has traveled 2700 ft)?.

What percentage of the earth's water is available for use by living things?

All of these sentences include commonly confused homophones. which sentence is correct? you put too much sugar on your breakfast serial. my father grows vegetables and flours in his garden. will someone me untie the knot in my shoelace? when did the captain set sale on his trip to north america?

Technological solutions have good bad effects. what is one bad effect of spraying a chemical pesticide on crops