High frequency, short / small wavelength
Answer:
Conductors
Explanation: the substances which have a large number of free electrons and offer a low resistance are called conductors
Answer:
They formed from a cloud of dust and gas.
Explanation:
A nebula is where the formation of stars takes place, so the Nebula Theory would pertain to the planets forming in the same way.
When bonding occurs a new substance with new properties is formed.