About how much power does a sprinter produce if he transforms 2.7 kJ of chemical energy from food into kinetic energy and thermal energy in 14.0 s?
a. 37.8 W
b. 0.2 W
c. 193 W
d. 5.2 W
e. none of these

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the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

the components of a vector are the parts of the vectors that are to each other.

b perpendicular