Calculate the gravitational potential energy of a body of mass 40 kg at a vertical height of 10 m. (g = 9.8 m/s2)

What is march madness? Where does the final four take place this year? who participated in it and when does this event occur? What would u choose to study while at this particular college?

Heat transfer within a fluid takes place by a. convection currents. b. radiation. c. conduction. d. density. I think it's A

What property of a solution causes an acid-base indicator to change to different colors? different temperature different amounts of surface tension different levels of hydrogen bonding different concentrations of hydronium ion

How do electrons differ from protons and neutrons? A. They do not move. B. They are larger. C. They are not in a fixed position. D. They are located in the nucleus.

Ike is at the beach watching the waves in the ocean. Ike notices that some of the waves are short. Other waves are very tall and come up high above the water. Which of these is always true about two waves that are different heights? A.

Which of the following is a characteristic of an electromagnetic wave? A. It travels at the speed of light B. It can be transverse or longitudinal C. It involves displacing a medium in the same direction the wave moves D.

If 50% of a radioactive element remains after 4000years what is the half life

What process is responsible for producing sediments that become the layers of sedimentary rock?

Which type of electromagnetic radiation carries the most energy and has the highest frequency?

If a photon has a frequency of 5.20 * 10ÜÊ hertz, what is the energy of the photon? Given: Planck's constant is 6.63 * 10È³Ê joule·seconds. a-3.45x10^-19 b-7.91x10^-16 c-4.32x10^-14 d-3.43x10^-14