If an atom has 5 protons, 5 neutrons, and 3 electrons, what is the atom's charge?

+2

-2

0

-3

The beat your doctor listens to through a sethoscope is the sound of the four values opening

In a stringed musical instrument, the part that vibrates in resonance with the sound waves produced by the strings is called the a. reed. b. membrane. c. sounding board. d. diatonic scale.

According to the scientific observation that energy is conserved in a "closed system," no machine can do work on its surrounding environment forever.

Three forces are applied to a solid cylinder of mass 12 kg (see the drawing). The magnitudes of the forces are F1 = 15 N, F2 = 24 N, and F3 = 19 N. The radial distances are R2 = 0.22 m and R3 = 0.10 m.

A 1.35-kg ball is tied to a 1.10-m long string is being spun in a vertical circle at a constant speed and with a period of 2.10 s. What is the maximum tension in the string?

You measure the magnetic field of a long, current-carrying wire to be B is equal to start fraction 50 times mu naught over pi end fraction at a distance of r = 7.5 cm. How much current is running through the wire?

In any food chain or web, the original source of energy is

Which organisms develop gills from pharyngeal arches and later develop lungs to breathe on land

How much energy (in joules) is required to evaporate 0.0005 kg of liquid ammonia to vapor at the same temperature?

It is 5.5 km from your home to the physics lab. As part of your physical fitness program, you could run that distance at 10 km/h (which uses up energy at the rate of 700 W), or you could walk it leisurely at 3.0 km/h (which uses energy at 290 W).