I am majoring in physical chemistry at university.

He is a world-famous physicist.

Kinetic energy is directly related to the speed of an object.

He is an expert in electronics.

My electronic dictionary is very convenient.

I check my electronic mail every day.

An electron volt is a unit of energy.

An electron gun is a device for generating an electron beam.

I often read e-books.

He decided to quit smoking electronic cigarettes.