Five marbles roll down a ramp. each marble reaches the bottom of the ramp at a speed of 3 meters/second. which marble has the highest kinetic energy at the bottom of the ramp? the table lists the mass of each marble

Why do electron microscopes have higher resolving power than light microscopes?

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

Name two kinds of practical electric pumps.