A car increases it's speed by a factor of 2 when entering a highway. By what factor has the car's kinetic energy increased?

a) electrical > light, sound, and thermal< < < <

) the mechanical energy of the firefighter moving.< < < < a) electrical > light, sound, and thermal< < < <

c) both a and b.

layers of the earth affect the waves and these effects are seen on instruiments such as seimometers

grav forces affect all objects magnetic forces affect magnetic objects and electric currents

a. spokes of a wheel.

as indicated in the question radial contains rad, also found in radius, so the fracture's would span the radius.