Mary's on a ferris wheel at a carnival the willis turning at a constant rate of 1 meter per second which of the following measures is changing as the wheel turns
a. merry speed
b. mary's acceleration
c. mary's an inertia
d. mary's velocity

A-4.60 μc charge is moving at a constant speed of 6.80×105 m/s in the +x−direction relative to a reference frame. at the instant when the point charge is at the origin, what is the magnetic-field vector it produces at the following points.

Un jugador de beisbol batea un foul recto en el aire. la pelota deja el bate con una rapidez de 120 km/h. en ausencia de resistencia del aire. ? cual sera la rapidez de la pelota cuando la atrape el catcher

Asher cycles 12 miles in 16 hours. what is his speed?