They make hard or unfamiliar concepts easier to understand.
Explanation:
They connect the hard concept to something more familiar. It also allows you to add in great detail.
Answer:
"Prouder, Stronger, Better", commonly referred to by the name "Morning in America", is a 1984 political campaign television commercial, known for its opening line, "It's morning again in America." The ad was part of that year's presidential campaign of Republican Party candidate Ronald Reagan.
Explanation:
May I have brainliest please? :)
It helps create a heat source from underneath for different types of plants.
It also has created land when it has reached the surface.