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.
Common forms of energy include the kinetic energy of a moving object, the potential energy stored by an object's position in a force field (gravitational, electric or magnetic), the elastic energy stored by stretching solid objects, the chemical energy released when a fuel burns, the radiant energy carried by light, and the thermal energy due to an object's temperature.