Calculate the speed of the electron of a hydrogen atom if it is in the fifth circular orbit. m/s 4.4 x 10 1.1 x 107

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse