Under certain conditions of extreme heat and pressure, sandstone will transform into quartzite. What type of rock is quartzite

A. Four equal particles with positive charge q = 14.418x10-19 C and mass m = 81.99x10-31 kg are initially held at the four corners of a square of side L = 0.07 m. What is the total electric potential at the center of the square? (in V) B.

The diagram shows a motion map Which best describes the motion of the object between 1 and 4 seconds toata • The object has decreasing acceleration and increasing velocity The object has positive acceleration and eventually stops The object has

Which statements accurately describe the Doppler effect? Select three options. a. It is used to learn about the behavior of the universe. b. It was used by Hubble to measure velocities of galaxies. c.

How do the forces in fluids allow heavy airplanes to fly?

What type of chemical equation is represented in the following 2KCl + Pb (NO3) 2 → 2 KNO3 + PbCl2

Why does sound travel faster under water?

Give one example when it might be important to know how much gravitational potential energy is stored by an object. Why is it important?

How much greater is the resistivity of lead to copper? 12 times 1.2 times 0.80 times 0.080 times

Two boxes hang from a solid disk pulley that is free to rotate as the blocks rise/fall. The left box has a mass m1 = 4.3 kg and the right box has a mass m2 = 2.1 kg. The pulley has mass m3 = 2.5 kg and radius R = 0.15 m.

What is the relationship between speed and instantaneous velocity? a) Speed is the magnitude of velocity b) Speed is the direction of velocity c) There is no relationship