In space, where there is no air and gravity is weak, space probes can travel millions of miles without any fuel. what allows them to do this? use the term inertia in your answer.

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

The mantle is made up of which structural zones?