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Valentin [98]
3 years ago
9

After watching a video about submarines, Jamil wants to learn more about the ocean. which question could be answered through sci

entific investigation?
Physics
1 answer:
SOVA2 [1]3 years ago
5 0
<span>Submarines are equipped with water tanks called ballast tanks that fill up to submerge the vessel. Emptying the tanks and filling them with air causes the submarine to surface.</span>
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3 years ago
A 180-ohm resistor has 0.10 A of current in it. what is the potential difference across the resistor
Firlakuza [10]
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V=18V
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3 years ago
The key difference between rough sketches and finished sketches of a crime scene is that the finished sketches __________.
tensa zangetsu [6.8K]
Are more presentable
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4 years ago
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Why is the process of photosynthesis important to food webs?
Slav-nsk [51]

Answer:

to know what that specif animal or thing does in the food chain

Explanation:

5 0
3 years ago
What is the frequency of a wave having a period equal to 18 seconds <br>​
Ivanshal [37]

Explanation:

The time taken by a wave crest to travel a distance equal to the length of wave is known as wave period.

The relation between wave period and frequency is as follows.

T = \frac{1}{f}T=

f

1

where, T = time period

f = frequency

It is given that wave period is 18 seconds. Therefore, calculate the wave period as follows.

T = \frac{1}{f}T=

f

1

or, f = \frac{1}{T}f=

T

1

= \frac{1}{18 sec}

18sec

1

= 0.055 per second (1cycle per second = 1 Hertz)

or, f = 5.5 \times 10^{-2} hertz5.5×10 −2 hertz

<h3>Thus, we can conclude that the frequency of the wave is 5.5 \times 10^{-2} hertz5.5×10 −2 hertz .</h3>
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3 years ago
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