If the mass of the sun is 1x, at least one planet will fall into the habitable zone if I place a planet in orbits___, , , and , and all planets will orbit the sun successfully.

Identify the type of synthetic material used in each object

The density of a liquid could be found by using

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)