If the world population continues to grow at its present pace, by 2050 the world's population will reach

a. 20 billion.

c. eight billion.

b. 12 billion.

d. six billion.

Which of these was a disadvantage of Maryland as a place to settle? A. Crops did not grow well. B. Forest trees were scarce. C. Mosquitos spread disease. D. People did not stay long.

Where did we get most of our knowledge about Mansa Musa?

Make lists of several tangible (can be experienced directly by the senses) and intangible (abstract concepts or ideas) things carried by the soldiers. Then respond to the following: Which is a heavier burden-the tangible or the intangible-and why?

Which of the following names a piece of legislation that was passed at the beginning of the Vietnam War and repealed before its end?

Teddy roosevelt justified U. S. expansionism by referencing the monroe doctrine?

What is the purpose of the international space station?

Read this excerpt from "Famine Is a Feminist Issue." That's why empowering women is now one of the main solutions for feeding the world. Globally, most countries have achieved a birth rate at replacement levels, about two children per woman.

What must migrant workers must do after the agricultural season is over?

What was used when building pyramids to place the blocks.

What nation has had the greatest influence on modern American culture