Physics, 26.04.2021 06:40 sawyerharper
How are fossils used by scientists to show that the theory of continental drift is correct?
(Please help ASAP)
(First answer will be marked as brainliest)
Answers: 2
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Suppose you use a machine that gives you a mechanical advantage of 2 to achieve an output force of 30newtons what must the input force be
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Physics, 21.06.2019 22:30
During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
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Physics, 21.06.2019 22:30
The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
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Physics, 22.06.2019 00:40
The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.
Answers: 1
How are fossils used by scientists to show that the theory of continental drift is correct?
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