The heat and light we receive from the sun is radiant energy, as is the light we obtain from light bulbs.
yes
Useful energy refers to the energy that is converted into a form that can directly serve a specific purpose or perform work. It is the energy that is harnessed and utilized to power devices, machinery, or processes effectively, as opposed to wasted as heat or in other non-productive ways.
No they just kill people.
They create new landforms and mabye some useful minerals.
to supply chemical energy
because it is
No Because Volcanic Eroutions Dont Servre any useful purposes because the are mostley underground
It's padding, insulation and energy reserve.
A screw driver is used to screw, screws into wood it is a very useful tool.
Occasionally, perhaps, but PowerPoint would serve no useful purpose in a medical office.
A basketball reference serves the purpose of comparing basketball statistics. It is useful as a database that can be used for looking up a variety of statistics.
Proteins are used to make energy, and store it. They also serve a purpose to help bone development.