A wave has a period of 2 seconds and a wavelength of 4 meters calculate its frequency and speed

What is not an ethical concern that psychological researchers must consider? privacy and confidentiality of personal information for up to ten years sensitivity and respect to people's safety and personal values careful treatment and proper handling

Since protons (p*) with a positive charge and neutrons (nº) without a charge are located in the nucleus, what is the overall charge of the nucleus portion of an atom: positive, negative, or no charge at all? Explain.

Interactive Solution 26.7 offers one model for problems like this one. In a certain time, light travels 3.97 km in a vacuum. During the same time, light travels only 2.61 km in a liquid. What is the refractive index of the liquid

An element's atomic number is 92. How many protons would an atom of this element have?

You are reshelving books in a library. You lift a book from the floor to the top shelf. The kinetic energy of the book on the floor was zero and the kinetic energy of the book on the top shelf is zero, so no change occurs in the kinetic energy, yet

How to find final velocity given mass and initial velocity only?

What charge do electrons have? Negative Positive Neutral

What do you suppose would cause an atom to lose an electron?

Calculate the average speed of spacecraft orbiting mars

Two small spheres spaced 20.0 cm apart have equal charge. how many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57 * 10-21 n?