Which of the following must be true for hydropower to work?

There must be waves.
The water must be freshwater.
The water must flow downward.
The water must be free of fish and plant life.

Answers

Answer 1

95% sure its there must be waves


Related Questions

Help me please!!!. And if you gonna copy from the internet make the sentence sound different so the teach doesn’t know I’m copying ty!

Answers

Answer:

10. Letter 'm'

11. It's about baseball. The catcher and the umpire

12. An anchor

Which code snippet could be used to print the following series?

Answers

C is the answer, I think

What kinds of
programs are included in system software?

Answers

Answer:

Programs such as the operating system, database management systems, networking software, translators, and software utilities.

Explanation: Hope it helps you :))))

Have a good day.

Application of technical writing

Answers

Answer:

python

Explanation:

The applications of technical writing are implied in every field of education. Some of its applications are given below:

The writing of papers, such as laboratory reports and project reports, for other people who are specialists in that field of education. Making the analysis of the research-based topics in the field of work. Performing any survey according to ground reports on the paper in the presence of a large number of people.

What is Technical writing?

Technical writing may be defined as a way of articulating in an apparent and concise way on the basis of some concept, idea, or instructions.

Therefore, it is well described above.

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: Compute the 9 partial derivatives for the network with two inputs, two neurons in
the hidden layer, and one neuron in the output

Answers

Using the python code we can say that it will be possible to calculate the neutrons and organize them as:

The code can be written as:

def get_total_derivative(self,l_id):

def sigmoid(x, div = 0):

if div == 1:

return np.exp(-x) / (1. + np.exp(-x))**2.

if div == 2:

return - np.exp(x) * (np.exp(x) - 1) / (1. + np.exp(x))**3.

return 1. / (1. + np.exp(-x))

def linear(x, div = 0):

if div == 1:

return np.full(x.shape,1)

if div > 2:

return np.zeros(x.shape)

return x

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fast i need now ill give anything
Why is compressed air energy storage considered to be very useful?
A. because it allows people to use the resource at the exact time they need it
B. because it uses outside electricity to change the speed of the flywheel
C. because it stores electricity as rotational energy
D. because the vacuum chamber reduces friction and minimizes energy loss

Answers

Answer:A

Explanation:

Because compressed air energy storage (CAES) is known to have strong potential to deliver high performance energy storage at large scales for relatively low costs compared with any other solution.

Answer: A. because it allows people to use the resource at the exact time they need it

Explanation:

What is returned by the code: range (20, 100, 20)

Answers

The code that is returned by the code: range (20, 100, 20)  is known as  (20, 50, 80).

What is this code about code?

The line of code is known to be one that often returns the ASCII code as the ASCII is known as American Standard Code for Information Interchange.

Note that the code is made up of   seven bit code and thus the code returned for range (20, 100, 30) is (20, 50, 80).

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Write a program that first reads in the name of an input file and then reads the input file using the file.readlines() method

Answers

Using the computational language in python we have to use it to write to a file and read with the code.

Writing this code in python we have:

filename = input()

file = open(filename)

lines = file.readlines()

data = {}

for i in range(0, len(lines), 2):

   num_seasons = int(lines[i].strip())

   show = lines[i + 1].strip()

   if num_seasons not in data:

       data[num_seasons] = []

   data[num_seasons].append(show)

file.close()

file_writer = open('output_keys.txt', 'w')

titles = []

for num_seasons in sorted(data):

   shows = []

   for show in sorted(data[num_seasons]):

       titles.append(show)

   file_writer.write(str(num_seasons) + ': ' + '; '.join(data[num_seasons]) + '\n')

file_writer.close()

file_writer = open('output_titles.txt', 'w')

for title in sorted(titles):

   file_writer.write(title + '\n')

file_writer.close()

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Question 6 of 10
In which part of the Scratch interface does a programmer combine code
blocks to build the program?
OA. Block palette
OB. Scripts area
OC. Sprite info pane
Stans

Answers

The part of the Scratch interface does a programmer combine code that blocks to build the program is Block palette.

What is block programming in Scratch?

Scratch is known to be a kind of "block-based" programming language. that uses "blocks" in programming.

Note that The block palette is where a lot of script blocks are found and as such, The part of the Scratch interface does a programmer combine code that blocks to build the program is Block palette.

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What is the difference between an interpreted and a compiled language?

Answers

Answer:

The interpreted language is a programming language that is typically processed rather than compiled into machine code. It is one in which the instructions are received and processed by another program rather than directly performed by the client computer. JavaScript, Perl, Python, BASIC, and other interpretable languages. A compiled language is a programming language that is typically compiled rather than interpreted. It is one in which the software, once built, is represented in the target machine's code; this machine code is indecipherable by people. C, C++, C#, and other compiled languages.

Why does the media play such an important role in our personal freedom? Select 3 options.

It holds government accountable.
It holds government accountable.

It promotes self-expression.
It promotes self-expression.

It spreads government’s views.
It spreads government’s views.

It keeps us informed.
It keeps us informed.

It keeps us entertained.
It keeps us entertained.

Answers

Answer:

It promotes self-expression

It holds the government accountable

It keeps us informed

Explanation:

I got them right Ed

The media play such an important role in our personal freedom because of the following:

A. It holds the government accountable.

B. It promotes self-expression.

D. It keeps us informed.

What is media?

The media is a center of communication or transfer of information throughout the world. Its main aim is to collect information from the world and provide it to the citizens.

Because it enables the public expression of one's personal opinion about a subject, the media is crucial to freedom.

Media plays an important role in freedom because it helps in expressing a personal view about something in front of people. It gives us information about the world, and what is happening in the government, and other current situations.

Thus, the correct options are:

A. It holds the government accountable.

B. It promotes self-expression.

D. It keeps us informed.

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