Answer:
It is difficult to cross.
Explanation:
The Sahara desert is a vast region about the size of the continental United States that is extremely dry and barren. The lack of water resources in the desert make the land unsuitable for agriculture and human population.
As a result, the Sahara acts as a giant natural wall both economically, culturally, and socially since relations between states to the north and south of the desert are difficult.
The moon is made up of minerals similar to those on earth, which are silicates. The correct option among all the options that are given in the question is option "B".
When the moon reaches equal periods of orbitals and rotational periods, its known as synchronous. <span>The correct option among all the options that are given in the question is option "D".</span>
Answer:
A hot ball of gas that produces energy by combining atoms into heavier atoms.
Explanation:
A star is a huge glowing ball of hot gas, mainly hydrogen and helium. Stars fuse atoms in their core to produce heat and light energy. An example of a star is the sun, which slams hydrogen atoms together under high heat and pressure resulting in a much heavier atom, a helium atom. Very heavy elements are made in massive starts when they die.
Answer:
newspapers, books, magazines, broadcast, radio, television, new media, Internet, social media, blogs, and documentary films.
Explanation:
