1. When acted upon by an unbalanced force, an object at rest will do what? 2. What equation allows you to calculate Newton’s Second Law of Motion? 3. Newton’s Second Law of Motion shows a relationship between , and . 4. Force is measured in a unit called . FILL IN THE BLANKS PLEASE!!!

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.