The eight figures below show spheres that have been thrown horizontally, i. e., straight out, off cliffs. All of
the spheres are the same size and have the same mass, but they are thrown at different speeds off cliffs of
different heights. The specific speeds and heights are given in each figure.
1
2
Rank these spheres from longest to shortest on the basis of how long they take to reach the ground. That is,
put first the spl ere that takes the most time in the air, and put last the sphere that takes the shortest time
in the air.
Answers: 2
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The four giant gas points that are made primarily of lightweight elements are
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Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley
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Which lists the main components of darwinβs theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.
Answers: 1
The eight figures below show spheres that have been thrown horizontally, i. e., straight out, off cl...
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