Biology, 04.08.2019 19:00 achsahjosey
**! need 1. coal, a nonrenewable resource, is the most abundant fossil fuel produced in the united states. although environmental laws and modern technologies have reduced the impact on the environment from the production of coal, coal mining continues to disrupt nearby aquatic ecosystems. high concentrations of toxins and heavy metals can be carried as run-off into nearby ponds and streams. how would this affect the sustainability of the aquatic habitat? a) it could kill off any animals, such as fish, that live exclusively in the pond. b) the heavy metals and toxins will only effect the top predators of the food web. c) because heavy metals and toxins are not lethal to plants, it will not effect the habitat. d) the heavy metals and toxins could affect the food web and reduce biodiversity. 2. there are many positive and negative aspects associated with nuclear power. which is a negative aspect associated with nuclear power? a) nuclear power is a renewable energy source. b) nuclear power does not contribute to the greenhouse effect. c) it is more efficient than other methods of energy production. d) exposure to radiation can lead to disease or genetic abnormalities. 3. most of the wood used for fuel comes from native forests around the world. the harvesting of wood for an energy source has serious environmental implications. identify the environmental concerns of harvesting wood. a) soil erosion b) cost of harvesting c) habitat destruction d) habitat destruction and soil erosion
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Biology, 21.06.2019 15:30
According to the loco mass the mass of reactants and products
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Biology, 22.06.2019 05:40
The body of water found at number 4 on the map above is the
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Biology, 22.06.2019 06:30
Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food
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Biology, 22.06.2019 07:00
According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?
Answers: 2
**! need 1. coal, a nonrenewable resource, is the most abundant fossil fuel produced in the united...
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