The decayed matter in soil is known as A. humus

B. parent minerals

C. hyphae

D. yucky

Plzzz help me

What is the speed of a vehicle that travels 20 meters in 5 second

What is the primary justification of the hypothesis that the early earth environment was void of oxygen? ( 2 points) data showing the concentrations of gases extracted from rocks fossil evidence regarding the origin of eukaryotes generally accepted atmospheric conditions molecular evidence based on evolutionary traits.

Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.