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frozen [14]
3 years ago
15

How can you keep sound out of a room

Physics
1 answer:
GREYUIT [131]3 years ago
8 0
To keep<span> noise from entering your space, look for </span>sound<span> blockers</span>
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F = 50 N<br> m = 72 kg<br> m/s2
lyudmila [28]

Answer:

Explanation:

F=ma

a=F/m

a=50/72=

a=0.694

3 0
3 years ago
How much total surface of the moon is illuminated by the sun when it is at quarter phase?
alex41 [277]
50% of the moon is always illuminated, however during it's quarter phase means that we only see a quarter of what's really lit up. So it LOOKS like the moon is only 25% lit and 75% dark, it's truly 50/50. We only see that 25% since we can see it from one angle.
6 0
2 years ago
You connected the 5 Ω, 10 Ω, 15 Ω resistors in series with a 90 V battery. What is the current?​
kykrilka [37]

Answer:

3A

Explanation:

Rtoal=R1+R2+R3=5+10+15=30

I=V/R 90/30

I=3

3 0
2 years ago
What is the minimum amount of data points an experiment should gather?
nydimaria [60]

The answer is "Three".

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7 0
2 years ago
A 38.5 kg man is in an elevator
Vika [28.1K]
I’m not too sure but I think it’s 8,91 m/s2
3 0
2 years ago
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