A car slows from 22 m/s to 3.0 m/s at a constant rate of 2.1 m/s^2. How many seconds are required before the car slows to 3.0 m/s? Vi =
a =
t =
Vf =

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

An object has a weight of 500 on earth what is the mass of this object

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly