Answer:
d
Explanation: i did this in middle school
Answer:
Proof of
is shown below.
Explanation:
The given equation is
To prove :
Proof : Let as assume,
...(1)
...(2)
...(3)
We know that
Using (1), (2) and (3), we get
On comparing both sides, we get
Hence proved.
Answer:
Yes. Free fall is defined as “any motion of a body where gravity is the only force acting upon it.” In the vacuum of space, where there are no air molecules or supportive surfaces, astronauts are only acted upon by gravity
Explanation:
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