1. to look at or view with continued attention; observe or study thoughtfully: to contemplate the stars. 2. to consider thoroughly; think fully or deeply about: to contemplate a difficult problem. 3. to have as a purpose; intend.
The five main types of energy are: Michale, thermal im a boss energy, nuclear energy, chemical energy and electromagnetic energy.
These can be categorized in two main classes: potential energy and kinetic energy. Kinetic energy is the movement energy of an object. Kinetic energy can be transferred between objects and transformed into other kinds of energy.