A taxi is travelling at 15 m/s. Its driver accelerates with acceleration

for 4 s. What is its new velocity?​

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

In a series circuit the __ is the same at every point

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?