8. Miners can extract coal at Earth's surface or underground.
a. Which type of coal mining is likely to be more dangerous to workers? Explain.
(2 points)
b. Which type of coal mining is likely to cause more environmental damage to
land and water? Explain. (3 points)

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

Veronica and her little sister, monique, are playing on a seesaw. if veronica weighs 75 pounds, and monique weighs 60 pounds, which statement is true?