Speed= distance divided by time
= 60/2
Your answer should already be in km/h so convert it to m/s
1 km= 1000 m
The answer is A. through fusion in stars and supernova.
Answer:
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Explanation:
hiiii look forward but I don't know how to do it
Velocity is the speed of something in a certain direction. So option B should be correct.
Hope it helps!