Energy Basics
The ability to do work or cause change is called ___.
Energy
Energy that involves the movement of electrons is called ___.
Electrical Energy
The highest point of a wave is called the ___.
Crest
Energy of motion is called ___.
Kinetic Energy
A toaster changes electrical energy into ___ energy.
Thermal
The two main forms of energy are ___ and ___.
Potential & Kinetic
Energy that involves the vibration and movement of molecules, also known as heat is called ___.
Thermal energy
The distance between one crest to the next crest is called ___.
Wavelength
Energy that is stored is called ____.
Potential Energy
A light bulb changes energy into ____ energy.
light and thermal energy
What is the primary source of energy in an ecosystem?
The Sun
The sum of potential and kinetic energy is ___.
Mechanical energy
The particles of the medium vibrate in a direction parallel to the direction the wave moves.
Longitudinal
Potential Energy
Mechanical (kinetic)
Energy is measured in ___.
Joules
Energy that is stored in the bonds of an atom is called ____.
Chemical Energy
The number of waves that pass a point in a second is called ___.
Frequency
A stretched rubber band has this type of potential energy.
Elastic potential energy
Mechanical
Energy can never be created or destroyed, only changed. This is the ___.
Law of Conservation of Energy
Electromagentic waves are a type of ___ energy.
Radiant
The ocean is an example of a ____ wave.
Surface
A falling rock has both potential and kinetic energy. At the very bottom, it has only ___.
Kinetic Energy
A hydroelectric dam changes moving water energy into ____.
Electrical energy