3 years ago

In which era did the universe’s clouds start to condense and the universe became transparent for the first time?

Physics

1 answer:

alukav5142 [94]3 years ago

8 0

Answer:

The Universe became transparent to the light left over from the Big Bang when it was roughly 380,000 years old

Explanation:

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A radio wave has a speed of 3.00 x10^8 and a frequency of 100 MHz. What is the wavelength?

dlinn [17]

Answer:

Wavelength of radio is wave is 3 m

Explanation:

Wavelength of radio is wave is

$\lambda=\frac{v}{f}$

where

$v=3 \times 10^8 m\s\\f=100 Mhz$

wavelength is

$\lambda=\frac{3\times 10^8}{100\times 10^6} \\\\\lambda=3 m\\$

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3 years ago

Please help me!! Need this done before the 40 min end

Alex_Xolod [135]

Answer:

its c

Explanation:

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Two balls are thrown from a cliff. One is thrown directly up, the other directly down. Both balls have the same initial speed, a

Otrada [13]

Answer:

both the same

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You spill a bucket of soapy water on a marble floor accidentally.Would it make it easier or difficult for you to walk on the flo

stiks02 [169]

Answer:

Of course harder

Explanation:

Just imagone the floor is wet and you walk on it, do u feel it hard or easy to walk? :D

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A baseball player throws a baseball straight up into the air, the ball leaving his hand at time t = 0.0 s. The ball reaches maxi

laiz [17]

The ball should take twice as long to return to its original position as it took to reach its maximum height, so it should return to its original position at $t=2.8\,\rm s$ .

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3 years ago