If element X has 78 protons, how many electrons does it have?

The turning radius of a car is 36ft. What will be the distance in meters?

In the early days of rocketry, some people claimed that rockets couldn't fly in outer space as there was no air for the rockets to push against. Suppose you were an early investigator in the field of rocketry and met someone who made this argument.

Calculate how much work you need to move the 130N trunk to a ledge 2 n above

The following forces are considered non-contact forces: magnetic force, air resistance force, and tension force?

In which is momentum conserved: an elastic collision or an inelastic collision?

What will not result in acceleration

Magma from a volcano is considered a fluid because it can flow and it exhibits viscosity true or false

If you lift the front wheel of a poorly maintained bicycle off the ground and then start it spinning at 0.69 rev/s, friction in the bearings causes the wheel to stop in just 13 s. If the moment of inertia of the wheel about its axle is 0.

Why is it warmer near the equator than near the poles?

Does 59feet = 170000 meters