Answer:
Humans have a variety of effects on the physical environment, including overcrowding, pollution, the use of fossil fuels, and deforestation. Climate change, soil erosion, poor air quality, and undrinkable water have all been driven by such changes.
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<u>OAmalOHopeO</u>
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Answer:
What was the question that the scientist started with?
What affect does oil contamination have on ocean seaweed?
What was his hypothesis?
His hypothesis is that oil run off would keep seaweed from growing normally.
Identify the independent variable.
The oil.
Identify the dependent variable.
The ocean seaweed.
Identify the control(s).
The water.
What did the data show
The data showed that oil contamination in water does in fact have an affect on ocean seaweed. The plant in water without water grew .20 more centimeters than the plant in the oil contaminated water.
<h2>Brainliest please?</h2>
Answer:
b. a person has an emotional need for a drug
Answer:
The disease has been absent from the population for a long time.
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It is a fern and belongs to Phylum Pterophyta
Fern is a plant with fronds that are attached to rhizomes. The frond is the leaf of the fern and the rhizome is the root which grows. They have vascular tissue which means that they use tubular structures to transport nutrients throughout the plant. They reproduce by spores and have neither seeds nor flowers.
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