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agasfer [191]
3 years ago
14

Lily was concerned about global warming and its effects on Earth. A changing climate is associated with multiple kinds of change

s to Earth. Lily was especially concerned with the cascade effect. Explain the cascade effect, and give two specific examples of phenomena that might occur due to a changing climate.
Physics
1 answer:
Tju [1.3M]3 years ago
3 0
A cascade effect is an inevitable and sometimes unforeseen chain of events due to an act affecting a system. If there is a possibility that the cascade effect will have a negative impact on the system, it is possible to analyze the effects with a consequence / impact analysis. An example of the cascade effect caused by the loss of a top predator is apparent in tropical forests. When hunters cause local extinctions of top predators, the predators' prey's population numbers increase, causing an overexploitation of a food resource and a cascade effect of species loss. Another example is a lake system with four trophic levels, the model predicts with the removal of the top carnivore, the primary carnivore numbers will increase, in turn, reducing the number of herbivores, increasing the phytoplankton abundance, and decreasing the levels of mineral nutrients. The effects show a positive/ negative change in trophic level structure as it moves down.
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the thermometer has its stem marked in millimeter instead of degree Celsius. the lower fixed point is 30mm and the upper fixed p
Lorico [155]

10°c

Explanation:

Given parameter;

Lower fixed point = 30mm

Upper fixed point = 180mm

Reading = 45mm

Unknown:

The degree celcuis temperature at 45mm = ?

Solution:

To solve this problem we simply compare the mm- scale to the celcius - scale that we know.

The upper fixed point is the boiling point of water

Lower fixed point is the freezing point of water

This shows that both the upper and lower fixed point of both thermometers are the same;

         mm-scale          °c scale

          180mm               100°c

            45mm                x

          30mm                  0°c

Solving;

                     \frac{x - 0}{100 -0} =  \frac{45 - 30 }{180- 30}

   x (150) = 100  x 15

   x = 10°c

learn more:

Temperature scales brainly.com/question/1603430

#learnwithBrainly

 

7 0
4 years ago
What is the<br> power of a light<br> bulb with 8V and<br> a current of 2A?
astra-53 [7]

Answer:

16 Watts

Explanation:

P = VI, where V is the voltage and I is the current (of the lightbulb)

V = 8 volts, I = 2 amps

P = 8 * 2 = 16 Watts

3 0
3 years ago
Read 2 more answers
Where do estuaries form?
vekshin1

Answer:

An estuary is the area where a river meets the sea or ocean, where fresh water from the river meets salt water from the sea.

7 0
3 years ago
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If Paula travels 3 km south and turns and goes 4 km east, what is the total displacement? What is the total distance? Please Exp
Ulleksa [173]
N
W E
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Paula has gone 1 km east as the total displacement. The total distance would be 7 km. Why? Well, the difference between displacement and distance is displacement is directional which is why it’s included in velocity and not speed. However, distance is more broad and not as specific.
3 0
3 years ago
Please answer the question below in 4 sentences. Use tranisition words to make it easier to understand how your thoughts and ide
ehidna [41]

Answer:

theres no question lol

Explanation:

Chocolate is a preparation of roasted and ground cacao seeds that is made in the form of a liquid, paste, or in a block, which may also be used as a flavoring ingredient in other foods!!!!

5 0
3 years ago
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