How realistic is the science behind the movie inception

What is the equation for potential energy

When did the big bang occur

What is the weight of 1 gallon of water?

We have a hollow metallic sphere with charge - 5.20 µC and radius 5.40 cm. We insert a + 10.4 - µC charge at the center of the sphere through a hole in the surface. What charge now rests on the outer surface of the sphere?

Which type of solid would be most soluble in water? A) a nonpolar solid b) a polar solid. C) a metallic solid. D) a solid with high molar mass

Photons travel outward from a light bulb in

The critical angle for a beam of light passing from water into air is 48.8°. this means that all light rays with an angle of incidence in the water that is greater than 48.8° will be

A basketball is filled with air and has a small hole. Explain why the basketball would leak.

Aligned magnetic domains are only present in which of the following? A) permanent magnets B) temporary magnets C) all magnetic material D) depends on the situation

How are magnetic poles and electrical charges similar