By what properties is an electromagnetic wave characterized? How are these properties related to each other?
What will be an ideal response?
Electromagnetic waves are caused by accelerated charges or changing electric currents giving rise to electric and magnetic fields. Sound waves are caused by disturbances. Electromagnetic waves can travel in vacuum, sound waves cannot.
You might also like to view...
Matching Type
1.Fillet 2. Off 3. Locked 4. Layer 0 5. Frozen a. Layer is not visible b. Cannot be deleted c. Layer cannot be edited d. Not visible, not regenerated e. Always symmetric
Most rabbits are raised indoors in cages called ____________________.
Fill in the blank(s) with the appropriate word(s).
Adding impurities to semiconductor materials is called doping
Indicate whether the statement is true or false
The BCuP series of brazing fillers contains _____
A) antimony B) phosphorus C) nickel D) zinc