A waves frequency (in Hertz) is how many crests pass by a point per second. easily confused with period, which is the amount of time it takes for a full wave to pass by a certain point
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the answer if im not mistaken is A
Hope this helps:)
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the second law states that the force F is the product of an object's mass and its acceleration a: F = m * a. For an external applied force, the change in velocity depends on the mass of the object.
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i hope the answear is D becuase went over this long time ago when i was like you
Explanation:
About 5 hours gooood luck
