C. Electromagnetic waves do not always need a medium to travel.
Since they are transverse waves they do not need a material medium.
Answer:
Radio telescopes .
Explanation:
They have a modest size that can't make out as much detail (have a lower resolution) than visible light telescopes
Answer:
the correct answer is 3 meters
Held most loosely by the atom
Answer:
Explanation:
MKS stands for Meter, Kilogram and second. In this system of unit mass is given in Kilogram, length in meter and time in second. ... CGS system stands for Centimeter- Gram- Second system. In CGS system, length is measured in centimeters mass is measured in grams and time is in seconds.
