Which of the following statements is true for gas particles? a. they move freely and combine with each other. b. they don’t move at all. c. they move slowly and in a structured pattern. d. they are constantly in motion and changing position.

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin