4. A helicopter is flying at a height of 1.5km. If it has 50MJ of G. P. E., what is the mass of the

helicopter?

Part of one row of the periodic table is shown. 4 blue boxes in a row. The first has S n at the center and 50 above with tin and 118.71 below. The second has S b at the center and 51 above with antimony and 121.76 below.

What formula gives the strength of an electric field, E, at a distance from a known source charge? E = E = E = E =

When you rub your hands together you prouce a little heat. describe the flow of energy that causes the heat to be produced. (your answer should include the terms chemical energy, kinetic energy friction and heat

A long cylindrical insulator has a uniform charge density of 1.54 µc/m3 and a radius of 6cm what is the electric field inside the insulator at a distance of 2 cm

The spaces in bones are filled with a soft connective tissues called what

A solenoid used to produce magnetic fields for research purposes is 2.4 m long, with an inner radius of 30 cm and 1500 turns of wire. When running, the solenoid produced a field of 1.1 T in the center.

Which statement correctly describes the nucleus of the atom? The nucleus of the atom contains the electrons. The nucleus of the atom is mostly empty space. The nucleus of the atom surrounds the center of the atom.

Inner planets that are composed mainly of rock and metal are called

A laboratory dish, 20 cm in diameter, is half filled with water. One at a time, 0.50/µL drops of oil from a micropipette are dropped onto the surface of the water, where they spread out into a uniform thin film.

The process that converts liquid to gas is melting true or false