What is the astronaut impact on the future of the united states?

An electron and a proton have the same kinetic energy upon entering a region of constant magnetic field and their velocity vectors are perpendicular to the magnetic field. suppose the magnetic field is strong enough to allow the particles to circle in the field. note: you'll need to look up the masses for an electron and proton. 1) what is the ratio of the radii of their circular paths rp/re?

An object's buoyant force and weight mean the same thing.a. trueb. false

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island