Which of the following was most likely not present in creating the amino acids of early earths water of the past?

A. sulfur

B. nitrogen

C. hydrogen

or D. ammonia

Which statements describe surface waves? Select three options. They arrive before S waves. They travel slower than P waves. They result in much ground motion. They are produced by P and S waves. They travel deep below Earth's surface.

Which cultural achievements occured in nothern and southern europe?

Describe how the doppler effect allows us to see the movement of distant stars

King Louis XVI was accused of treason and beheaded on the guillotine. True False

What are the three oceans that border Antarctica?

Which statement describes gridlines on a map

Though which three nations doozy Tigris and Euphrates river flow

Which of the following IS NOT a characteristic of a chaparral biome? Select one: a. Hot, dry weather b. Mild winters Incorrect c. Copious amounts of rain throughout the year d. Ideal climate for growing crops

The economies of Ecuador and Peru share which of the following characteristics? a. The mestizo population makes up the majority of the large middle class. b. A minority of people of European descent control most of the country's wealth. c.

What mountain ranges run down the eastern and western coasts of mexico?