The major source of power for post-renaissance industry prior to the invention of the generator was
a. the water wheel
b. the dynamo
c. electricity
d. the steam engine

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?