An atom has a charge of 1+. If the atoms nucleus caintains 23 protons, the atom must have how many electrons

Two oppositely charged parallel plates separated by an insulator creates a capacitor. When a conductor connects the two plates, the Capacitor will discharge.

A train is accelerating at a rate of 2 m/s. If it's initial velocity is 20 m/s, what is its velocity after 30 seconds?

1) The amount of charge and the distance from the magnetic field determine the A) strength of the negative charge. B) strength of the positive charge. C) strength of the electric field. D) static electricity.

What is a lenticular (S0) galaxy? A galaxy with a disk and central bulge like a spiral galaxy, but with no spiral arms A galaxy with a smooth brightness profile, lacking the central bulge and disk of a spiral galaxy A spiral galaxy with fuzzy and

A sound wave has a frequency of 619 Hz in air and a wavelength of 0.51 m. What is the temperature of the air? Assume the velocity of sound at 0◦C is 335 m/s.

If the mass of an object is 84g and the volume is 12cm3 what is the density

Describe one example of competiton of tropical dry forest

What is the center of a tornado called A. the eye B. The center C. The middle road D. The vortex

Is it legal in Florida for a math teacher forces the kids to do push ups?

Acceleration is best defined as the rate of change of blank of an object