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svet-max [94.6K]
3 years ago
6

explain how human activities can cause an imbalance in biogeochemical cycling and lead to problems such as cultural eutrophicati

on and fish kills
Biology
1 answer:
Hunter-Best [27]3 years ago
6 0
If we get rid of dangerous chemicals in water, it can harm fish. An example is poisonous fluids. It could damage ocean ecosystems. Also, metals such as mercury and lead are very dangerous and harmfull
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Equal masses of granite, iron, copper, and lead are placed in sunlight. Based on specific heat, which material will warm up the
levacccp [35]

Answer:

Lead

Explanation:

The material that will warm up the fastest would be<u> lead.</u>

<em>The specific heat capacity of a substance is the amount of heat required to raise the temperature of a unit of the substance by one degree. The higher the specific heat capacity of a substance, the higher the amount of heat required to raise the temperature of the substance and vice versa.</em>

The specific heat capacity (in J/g °C) of granite, iron, copper, and lead are as follows:

Granite - 0.790

Iron    - 0.450

Copper - 0.385

Lead - 0.129

From the table, <u>lead has the lowest specific heat capacity, hence, it will be the fastest to get warmed when equal masses of all the substances are placed in the sunlight.</u>

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3 years ago
What results when rocks come in contact with molten rocks (magma/lava) such as those in an igneous intrusion
Alex787 [66]
Metamorphism I think
3 0
2 years ago
What types of plants are the first to arrive
lozanna [386]

The first land plants appeared around 470 million years ago, during the Ordovician period, when life was diversifying rapidly. They were non-vascular plants, like mosses and liverworts, that didn't have deep roots

6 0
3 years ago
Is the risk of human infection limited to a geographical location or race of people?
Maksim231197 [3]

Answer:

It is  geographical location.

Explanation:

It makes sense for Biology.

3 0
3 years ago
Why do ecosystems that are part of the same biome tend to be similar?
inn [45]
Because the life is adapted to that biome.
6 0
3 years ago
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