An object starts with an initial velocity of 4.0 m/s and accelerates with an acceleration of +4.0 
for 6.0 seconds. It then decelerates at -2.0 
until its velocity is 4.0 m/s. The total distance covered is
A. 67 m.
B. 94 m.
C. 105 m.
D. 192 m.
E. 215 m.
D. 192 m.
Physics & Space Science
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A bullet fired horizontally over level ground hits the ground in 0.5 second. If it had been fired with twice the speed it would have hit the ground in
A) less than 0.5 s. B) 0.5 s. C) more than 0.5 s.
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Indicate whether the statement is true or false
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A) particulate evolution. B) stellar evolution. C) chemical evolution. D) biological evolution. E) cultural evolution.
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