Physical Characteristics and Behavior. 1  Like modern day big cats saber-tooth tiger had a strong built but much stockier than modern day cats. 2  It had short legs, short ears, and short feet. 3  It had a short tail too. 4  The cat had sharp claws powerful enough to rip off the flesh of prey.
Some examples of this are gas to run our car and coal burned in power plants. Once they are used, they are gone forever. A renewable energy source is one that can be replenished. Examples of this include hydropower from turbines in a dam, wind power from windmills, and solar power from the sun.
If the energy can be made again that means that the energy is renewable, and if it canât than itâs nonrenewable. Examples: Solar and wind can easily be remade in small periods of time, categorizing it in the group of renewable energy. Ethanol from corn and biomass from plants are also sources of renewable energy.