Physics, 23.01.2020 15:31 carkin9076
What are the characteristics of an index fossil?
a. limited to a short span of geologic time but widely distributed
b. geographically limited
c. found only in shale
d. preserved as a mold
e. large enough to see without a hand lens
Answers: 3
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Acrow drops a 0.11kg clam onto a rocky beach from a height of 9.8m. what is the kinetic energy of the clam when it is 5.0m above the ground? what is its speed at that point?
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During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
What are the characteristics of an index fossil?
a. limited to a short span of geologic...
a. limited to a short span of geologic...
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