1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
fiasKO [112]
3 years ago
6

If you were trying to build a soundproof room, which of the following materials would you choose in order to absorb the most sou

nd, based on the coefficient of absorption for each material?
A. Wood
B. Concrete
C. Heavy curtains
D. Carpe
Physics
2 answers:
anzhelika [568]3 years ago
3 0
<span>in order to absrob the most sound, the materials that you should choose is : D. carpe Carpe is very effective in absorbing sound because it is made from Rubber Foam, which has the absorbtion coefficient of 0.5 -0.7 , which is the highest coefficient compared to the other remaining options </span>
Arte-miy333 [17]3 years ago
3 0

Answer:carpet

Explanation:

You might be interested in
When light passes through an object unchanged, scientists call that process _____.
Nataly [62]

<u>Answer</u>:

When light passes through an object unchanged, scientists call that process Transmission.

<u>Explanation</u>:

Transmission is the process where all the light that is passed through the material moves via the material without being absorbed. The Transmission depends on the affected radiation.The Transmittance of the medium is defined as the ratio between transmitted radiant power and incident radiant power. The light that is passed through the medium and not reflected will be either scattered or reflected. The light can be transmitted only through transparent or translucent material. Opaque object does not allows transmission of light.

5 0
3 years ago
How does the change in the temperature of the universe provide evidence for universe expansion that supports the Big Bang Theory
xeze [42]

Question:

1) The universe is cooling which, according to the Big Bang Theory, is expected to happen as the cosmos accumulates.

2) The universe is warming which, according to the Big Bang Theory, is expected to happen as the cosmos disperses.

3) The universe is cooling which, according to the Big Bang Theory, is expected to happen as the cosmos disperses.

4) The universe is warming which, according to the Big Bang Theory, is expected to happen as the cosmos accumulates.​

Answer:

The correct option is;

3) The Universe is cooling which, according to the Big Bang Theory, is expected to happen as the cosmos disperses

Explanation:

With the temperature measurement carried out using the CSIRO radio telescope, Astronomers have been able to determine a temperature difference in the universe from 5.08 Kelvin 7.2 billion light years away to 2.73 Kelvin in the Universe today, which is in support of the Big Bang theory that as the Universe expanded from a state of extreme temperature that cools down as the Universe expands or the cosmos disperses.

8 0
3 years ago
Which of the following is an electromagnetic wave?
morpeh [17]
Your answer will be Radio Waves . 

That seems to be the only to make sense. Hope that helps u 
5 0
3 years ago
Read 2 more answers
Which lens is shown in the diagram?
mojhsa [17]

Where's the diagram?

5 0
3 years ago
Read 2 more answers
What is efficiencywhat is the formula of mechanical advantage and velocity ratio of labour ​
sdas [7]

Answer:

Mechanical Advantage = Output Force/Input Force

Velocity Ratio = Driving Gear/Driven Gear

Explanation:

6 0
3 years ago
Other questions:
  • A tow truck pulls a 2,000-kilogram car with a net force of
    12·1 answer
  • Where was land-dwelling found?
    11·2 answers
  • (5, 3) and (7, 3) are two coordinate points for a single object on a position-versus-time graph. Assume time is measured in seco
    11·2 answers
  • Suppose that at a price of $2.60, the quantity of output demanded is 17, and at a price of $6.30, the quantity of output demande
    7·1 answer
  • A small satellite being designed requires a nitrogen storage tank to store propellant for the cold gas thruster used to maintain
    14·1 answer
  • What is the the correct answer ? Please help !
    8·2 answers
  • Human laws are more important than natural laws for human why?
    5·1 answer
  • What is something that claims to be science but is not?
    6·1 answer
  • Please helpppp<br><br><br> Explain the difference between mass and weight and how they are measured.
    14·2 answers
  • A fireworks rocket is fired vertically upward. At its maximum height of 90.0 m , it explodes and breaks into two pieces, one wit
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!