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3 years ago

11

A wave is a disturbance that transfers energy through medium from one place to another. Do the particles in the medium travel w

ith the wave?

1 answer:

amm18123 years ago

6 0

The internet said no it does not

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A certain shade of blue has a frequency of 7.24 × 1014 Hz. What is the energy of exactly one photon of this light?

ANEK [815]

E = hf

E = 6.63* 10 ⁻³⁴ * 7.24* 10¹⁴

<span>E = 4.80012 × 10⁻¹⁹ J</span>

4 0

3 years ago

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In the space below, explain why you agree or disagree with the first statement: Each person in a family has the same traits. The

bekas [8.4K]

Answer:

I disagree.

Explanation:

Yes, traits may be similar, but it all depends on the dominant and recessive alleles that are passed on. No one person can look alike. Even with twins, a widow's peak or close lobes can be different.

I hope this was the brainliest answer! Thank you for letting me help you.

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3 years ago

The string of a bow and arrow is pulled tight.

SOVA2 [1]

Answer:

elastic

Explanation:

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3 years ago

This problem has been solved!See the answerCommunication with submerged submarines via radio waves is difficult because seawater

mash [69]

Answer:

4000 km

Explanation:

as we know velocity of electromagnetic wave is c

$c = 3 * 10^8 m/s$

frequency given (f) = 76 Hz

wavelength ?

using

$c =f$ λ

λ = $\frac{c}{f}$

λ = $\frac{3 * 10^8}{76}$ ≈4000 km

so final answer λ = 4000km

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3 years ago

How long would it take for Sofia to walk 300 meters if she is walking at a velocity of 2.5 m/s?

Vaselesa [24]

Answer:

Time=120seconds

Explanation:

S=300m

V=2.5m/s

t=?

V=S/t

t=S/V

t=300/2.5

t=120 second

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4 years ago

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