Which is the best description of inertia? Inertia is o a
b
an object that continues moving in a straight line
an object moving with a zero acceleration
an objects velocity
an objects amount of force to stop
с C
Od

Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude

The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?

The smallest particle of an element that retains its identity in a chemical reaction. true or false