6. What two factors influence the attraction between objects?

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

What happens to the light rays when they hit the specimen?

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.