Shawn and his bike have a total mass of 47.6 kg. shawn rides his bike 2.1 km in 14.2 min at a constant velocity. the acceleration of gravity is 9.8 m/s 2 . what is shawn's kinetic energy? answer in units of j.

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied. true or false

Asap time is ! best answer gets compose at least one well-developed paragraph on the following: define the term concurrent powers, and give an example of a concurrent power of government.

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?