Laura is a star runner of the school's track team. During a trial, her speed was measured to be 9.80 m/s. If Laura's mass is 45.2 kg, her kinetic energy during the trial was

KE = 2.17 E3 J

Explanation:

m = 45.2 kg

v = 9.8 m/s

KE = 1/2mv^2

KE = [(45.2 kg)(9.8m/s)^2]/2

KE = 2.17 E3 J

the arctic is a region of the planet, north of the arctic circle, and includes the arctic ocean, greenland, baffin island, other smaller northern islands, and the far northern parts of europe, russia (siberia), alaska and canada.

.) the observation by semmelweis that more mothers died of childbed fever when their doctors also worked in the morgue