Extra Credit (2 points)
A 30 kg object is dropped from a helicopter. ( Acceleration is due to gravity)
What are the initial:
Initial acceleration?
Initial force ?
Assuming the object is accelerated long enough to reach a constant velocity of 30 m/s,
what is the object's final:
Final net force?
Final acceleration?
Answers: 2
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Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec
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Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b.refraction c.diffraction d. interference
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Why is it important always to use horizontal bars in unit fractions when performing unit conversions?
Answers: 3
Extra Credit (2 points)
A 30 kg object is dropped from a helicopter. ( Acceleration is due to gravi...
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