Acid mine drainage occurs when surface water infiltrates which of the following? a) strip-mined coal beds b) spoil banks where water chemically reacts with the minerals to create sulfuric acid c) spoil banks where chemical reactions occur with pyrite d) groundwater and surface water supplies e) none of the above

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

Pls need ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.