Calcula la fuerza de gravedad sobre la misma masa de 1 kg si estuviera a 6.4 ×106 m por encima de la superficie de la Tierra (es decir, a una distancia de dosradios a partir del centro de la Tierra).

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

An electric current in a wire will push or pull on a permanent magnet. which statement best explains how an electric current creates an electromagnetic force on another magnet?

Which features on mars point to the possibility of liquid water on the planet? impact craters with sharp rims volcanic cones with craters gullies and stream-like channels mountain ranges with faults