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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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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How long can a four-solar-mass star live?
a. 1 solar lifetime b. 0.03125 solar lifetimes c. 3 solar lifetimes d. None of the other choices are correct.
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