The law of conservation of matter states that during a chemical reaction, the amount of matter

A) increases.

B) decreases.

C) disappears.

D) stays the same.

Who did the mexican government award large grants of land in california?

Who were the first eurpean saliors in to visit north america

Who wrote the Tao Te Ching? a. Confucius b. Mohammad c. Lao Tsu d. Siddhartha Gautama

Quais produtos foram explorados por Portugal na colonia?

What two african regions on the map that remained independent through the nineteenth century

Tell me about the Lewis and Clark expedition in the exploration of the Louisiana territory

This tribe migrated across Africa, bringing iron technology with it.

The Northwest Territory included all of the following present day states except A. Michigan B. Illinois C. Indiana D, Idaho

What did Spain do after the American Revolution to discourage American settlements west of the Appalachian Mountains?

China became involved in the Korean War because? A. China and the U. S. were allied against the Soviet Union. B. U. S. forces invaded North Korea. C. Soviet forces invaded South Korea. D. Taiwan supported South Korea.