The atom in the diagram has neutral charge. How many protons does it have

Describe the circumstances for which the output work would equal the input work in a machine

A 50 kg projectile is fired at an angle of 30 degrees above the horizontal with an initial speed of 1.2 X 10^2 m/s from the top of a cliff 142 m above level ground, where the ground is taken to be y=0.

A student exerts a force of 500 n pushing a box 10 m across the floor in 4 s. how much work does the student perform?

Describe another plant or animal in which you can observe wave motion

The angle that the Sun's rays strike a region of Earth determines the amount of heat transferred true or false

Why does a gymnast rub powder on his hands before exercising on a set of parallel bars? (I need a scientific answer)

Which expression is a measurement of density? 5.2 cm 3 0.71 mg 20 g/cm 2 5.13 kg/l?

Which of these statements is a fundamental part of Keynesian economics? a. The federal government should have a balanced budget every year to protect economic growth. b.

Hiroto needs to record the volume of liquid in a graduated cylinder. He holds the graduated cylinder up at eye level, but it is slightly tilted. Hiroto records the volume as 32 mL. The actual volume is 30 mL.

The waste products of combustion leave the internal combustion engine through the: A. crankshaft, B. exhaust valve. C. cylinder. D. intake valve.