Acompound is a substance composed of two or more elements that are

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .