today's model of the atom looks different from the models that came before it. why has the model of the atom changed

Potential energy and kinetic energy are created when work is done to change a position (PE) or a state of motion (KE). Ignoring friction, how does the amount of work done to make the change compare to the amount of PE or KE created? a.

What conditions in the nucleus are likely to result in an atom undergoing radioactive decay

Which symbol represents an alpha particle in nuclear equations?

The density of a solid material depends on two things. Name those two things

Where are valence electrons located? Inner most shell Outer most shell

A train's mass is 18181.81 kg. What is its weight?

A body of mass 20kg is set in motion by two forces 3N and 4N acting at right angles to each other, determine the magnitude of the acceleration

Gerry and Lena work in a modern physics laboratory and study nanotechnology, which is a new type of technology that allows control over individual particles as small as molecules or atoms.

What can you do to reduce the electric uses within your home?

What is the scientific name given to potato