Which of the following statements is true?
a. fusion splits atoms.
b. uranium 235 is produced from fission.
c. the heat from stars is created by fusion.
d. enrico fermi created the first nuclear bomb.

Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s.assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.