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Lemur [1.5K]
2 years ago
9

Why has nuclear fusion been difficult to develop?

Chemistry
1 answer:
Alex73 [517]2 years ago
8 0

Answer:

C. It is hard to recreate the extremely high temperatures and pressures found inside stars.

Explanation:

Nuclear fusion occurs when atomic nuclei are forcefully combined to create a new atomic nuclei or subatomic particles. In nature, this process takes place in our Sun and other stars. Within stars, extremely high temperatures and pressures are achieved and cause nuclear fusion to occur. Humans have not yet been successful in recreating the environment necessary to mimic this process.

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Which shows the correct order of increasing trophic level, from producer to tertiary consumer?
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Answer:

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Explanation:

The tropical level of an organism is defined as the position of organism occupied in the food chain. The food chain is starts from tropical level one which is primary producers (such as plants), then move to herbivores (such as deer) in level two, carnivores, (such as wolf) at level three, apex predators in level four (such as lions), and it ends in decomposers such as fungi.

Fungi play important role in ecosystem to help in breakdown of dead organic matter and return nutrients to the soil. Without fungi nutrients cannot cycle in an ecosystem, and causing the breakdown of entire food web.

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Andre45 [30]
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4 years ago
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Which earth sphere does the following image most clearly represent
Alona [7]
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There exists the same question with the choices and an attached imaged.These are the following choices:
<span>A. Biosphere
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Hope this helps answer your question and have a nice day ahead.
4 0
3 years ago
The pathogen below is a single-celled organism without a nucleus that can cause illness in a humans.
sukhopar [10]

Answer:

bacteria

Explanation:

The pathogen below is a single-celled organism without a nucleus that can cause illness in a humans.

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2 years ago
Will an object with a density of 0.999 sink or float
Semmy [17]

The density of an object determines whether it will float or sink in another substance. An object will float if it is less dense than the liquid it is placed in. An object will sink if it is more dense than the liquid it is placed in.

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