4. Calculate the kinetic energy of a Hollywood star running from the paparazzi. The star's mass is 45.0 kg, and the star is running at a velocity of 3.00 m/s.
a) 203 J
b) 303.75 J
c) 405 J
d) 67.5 J

What is the most abundant vertebrate on earth?

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.