Whenever we move, we alter the rate at which we move into the future. This statement is true.
Answer: 1
Explanation:
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Answer:
|F| = 393750 N
Explanation:
Given that,
Total mass of the train, m = 750000 kg
Initial speed, u = 84 m/s
Final speed, v = 42 m/s
Time, t = 80 s
We need to find the net force acting on the train. The formula for force is given by :
F = ma

So, the magnitude of net force is 393750 N.
According to the Big Bang theory how long ago did the universe started??
13 to 15 billion years ago