Amachine called a centrifuge is used in

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory