What two forces determines whether an object floats or sinks

For a certain optical medium the speed of light varies from a low value of 1.80 * 10 8 m/s for violet light to a high value of 1.92 * 10 8 m/s for red light. Calculate the range of the index of refraction n of the material for visible light.

Many cooking pots have hard plastic or wooden handles. what is the reason for this?

Which sequence of moon phases is correct?. new moon, waxing crescent, full moon, waning gibbous first quarter, new moon, full moon, third quarter waning crescent, full moon, waxing crescent, new moon full moon, waxing crescent, waning crescent, new

A girl who is watching a plane fly tells her friend that the plane isn't moving at all. Describe a frame of reference in which the girl's description would be true

Operational definition for a messy person

Which is a correct name for the compound Cuci?

What is the gravitational potential energy of a 65.7 kg person standing on the roof of a 135 meter building?

What is a vector? A. A scalar quantity. B. A quantity that has magnitude and direction. C. A magnitude that can be measured. D. A direction.

The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by B. What is the magnitude of the magnetic field at twice the distance from the conductor

Which phenomenon generates electric current? A black body radiation B ultraviolet catastrophe C emission spectra D photoelectric effect