Tuesday, 27 May 2014
Properties of waves
Radio stations identify themselves by their position on the radio dial
such as 90.1 and 93.3. This number is based on the number of waves or
cycles that pass a fixed point in a specific unit of time. To which
property of a wave does this identification number refer?
The law of energy
How are energy transformations related to the law of energy?example of light being transfromed into light energy/ How does the scientific use of the word efficiency differ from the everyday use of the word?
Subscribe to:
Posts (Atom)