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Minchanka [31]
2 years ago
13

We use coal, crude oil, and natural gas to generate electricity in _____________.

Physics
2 answers:
tresset_1 [31]2 years ago
5 0

Answer:

<u>thermal power stations</u>

Explanation:

these resources are burned to produce the electricity.

balandron [24]2 years ago
3 0
I think the answer is b.thermal power stations
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Which example best represents the use of creativity in a scientific inquiry
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3 years ago
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Consider the data collected in science class. Different masses were thrown with varied amounts of
lesya [120]

Answer:

A: In all cases, the acceleration was the same.

Explanation:

I know this because its a clear obvious answer not only that it was one of my USA TESTPREP questions and it was right.

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Answer:

Toasting in a toaster is usually considered  by (infra red) radiation. But the hot coils touch the toast so an element of heating by conduction occurs as well.

Explanation:

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2 years ago
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Elena-2011 [213]

Answer:

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I think this is correct lol.

5 0
3 years ago
In this problem, we want to represent the relationship between the input of a system, x, and its output, y, using a polynomial.
alexandr402 [8]

Answer:

clc

clear all

close all

format long

A=load('xyg1.mat');

x=A(:,1);

y=A(:,2);

[z,N,R2]=polyfitsystem(x,y,0.95)

function [z,N,R2]=polyfitsystem(x,y,R2)

for N=1:20

z=polyfit(x,y,N);

SSR=sum((y-polyval(z,x)).^2);

SST=sum((y-mean(y)).^2);

s=1-SSR/SST;

if(s>=R2)

R2=s;

break;

end

end

xx=linspace(min(x),max(x));

plot(x,y,'o',xx,polyval(z,x));

xlabel('x');

ylabel('y(x)');

title('Plot of y vs x');

end

Explanation:

5 0
2 years ago
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