Which example shows that electromagnetic waves can travel without moving through a specific material (medium)?
a.
messages to and from a space craft and the earth
b.
gamma rays through the human body
c.
sound traveling through wood
d.
microwaves through food

What is the main social system that existed in ancient china?

Determine whether the following descriptions belong to michelangelo, raphael, or both. important works include school of athens was a renowned artist of the italian renaissance served under the patronage of pope leo x important works include the sculpture la pieta

Which describes a contribution from classical rome to modern western civilization? a. international gathering to celebrate sporting achievement b. written constitution based on natural rights c. large infrastructure projects to benefit the public d. direct election of the ruler by all residents of the empire