Answer:
No.
Explanation:
Electromagnetic waves do not require a medium of matter to move through, electromagnetic waves are used in things like your cell phone and telecommunications.
Answer:
C. When the temperature of the liquid is the same throughout
Explanation:
D= m/v
d= 6200/2296
density = about 2.7
An indicator of average kinetic energy is temperature. Temperature is directly proportional to Kinetic energy of the molecules of an element.