What particle determines an atom's identity and never changes?

A 600-kg car traveling at 30.0 m/s is going around a curve having a radius of 120 m that is banked at an angle of 25.0°. The coefficient of static friction between the car's tires and the road is 0.300.

How many paths through which charge can flow would be shown in the circuit diagram of a series circuit? A) one B) more information is needed C) two or more D) none

An animal is not able to see in a dark environment. What other ways could the animal gather information about its surroundings to find food in the dark?

How many protons, neutrons, and electrons does bi-210 have

An object with a mass of 500 kg is dropped from a tall crane. After having fallen 70 % of the total distance to the ground, the object has a potential energy of 44100 joules. What is its kinetic energy at this time?

Explain what each of the following scientists contribute to the atomic theory

A fully charged parallel-plate capacitor remains connected to a battery while a dielectric is slid between the plates. Do the following quantities increase, decrease, or stay the same? Select one or more: a. delta V increases b.

Energy is observed in two basic forms: potential and kinetic. Which of the following correctly matches these forms with a source of energy? a. the heat released from a living organism: potential energy b.

What should you do when operating a boat in large waves and high wind?

A planetary nebula forms when the outer layers are expelled from which type of star?