Amagnetic field produced by a current has the following characteristic(s)

a. their field can be turned on and off

b. they can have their strength changed

c. their direction could be reversed

d. all of the above

e. none of the above

In physics the desire of an object to keep doing what it is doing is termed?

For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.

The dot diagram represents the motion of the motorcycle as it moves from left to right