Energy Basics
What is work?
Force acting over a distance.
What are the different energies?
Thermal, nuclear, mechanical, chemical, electrical
What is energy?
Power derived from the utilization of physical or chemical resources
What are volcanoes?
a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
What is ecology?
study of the interactions among living things, and between living things and their surroundings
What is internal energy?
The sum of the kinetic energy and potential energy of particles of a system
What is the Law of Conservation of Energy?
Energy may change forms, but it cannot be created or destroyed.
What are the different types of energy?
Nuclear power, chemical, gravitational, electrical, sound, radiant, and kinetic
What is pangea?
Pangea existed and all the land masses were connected.
What are abiotic factors?
Non-living factor in an ecosystem
What is works formula if the object moves negative?
W=-Fx
What is potential energy?
stored energy resulting from the relative position of objects in a system.
What is an open system?
Transfer and exchange of both matter and energy
What is conduction?
Energy transferred by direct contact
What is biodiversity?
the assortment, or variety, of living things in an ecosystem.
What is kinetic energy formula?
KE = ½ mv2
What are the three types of potential energy?
Elastic, gravitational, chemical
What is an atmosphere?
Earth that is surrounded by air
What is geosphere?
Solid earth that includes the ocean crust and the layers of earth.
What is photosynthesis?
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
What is kinetic energy?
Energy in the form of motion
What's the formula for potential energy?
PE = mgh
How does energy get earths radiation?
All energy from the some travels in waves
What is hydrosphere?
All the waters on the earth's surface
What are trophic levels?
The position an organism holds in a food chain