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MrRa [10]
3 years ago
8

Which area of this sound wave represents the greatest rarefaction?

Biology
2 answers:
ipn [44]3 years ago
7 0

Answer:

Its A i had hos question in usatestprep

Explanation:

Lera25 [3.4K]3 years ago
7 0

Answer:

A represents a rarefaction

Explanation:

This is the area where the density of the wave is lowest.

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!Please help me!
yulyashka [42]

Answer is at the very end

Explanation:

Given parameters:

Mass of the asteroid = 10 x 10⁹kg

Distance between the asteroid = 850km

Unknown:

Force = ?

Solution:

We can predict the outcome of this reduction in distance between the two masses using the newton's law of universal gravitation.

The law states that "the gravitational force of attraction between two masses is directly proportional to the product of their masses and inversely proportional to the square of the distances between them".

 Mathematically, we have;

          F =

F is the gravitational force

G is the universal gravitational constant = 6.67 x 10⁻¹¹Nm²kg⁻²

m is the mass of the body

r is the distance between them.

 From this, we know that as the separation increases, the force of gravitation will reduce since the mass is constant.

The distance between the two asteroids decreased from 1000km to 850km, this will increase the force of attraction between them and we expect the force to be higher than 6700N.

 At 1000Km, force = 6700N,

 since as the distance reduces the force increases, we expect the force to be about 9200N.

Let us verify this by plugging the values into the equation:

       F =

      F = 9200N

7 0
4 years ago
Where do you find elements grouped that have the most similar physical and chemical properties?
pogonyaev

in vertical groups or families...................................

8 0
3 years ago
Read 2 more answers
Both the nervous and endocrine systems control body functions. How are they similar and dissimilar in the way they work, types o
polet [3.4K]

Answer:

Similarity

Both nervous and endocrine system are similar in a way that they perform the regulatory function in the body and act as regulator in various body functions.

Difference

1. nervous  system uses  electrical impulses (neural)for signaling while endocrine system  uses chemical signals called hormones, which travel through the bloodstream and control the actions of cells and organs.

2. The nervous system can respond quickly to stimuli, through the use of action potentials and neurotransmitters. Responses to nervous system stimulation are typically quick but short lived. The endocrine system responds to stimulation by secreting hormones into the circulatory system that travel to the target tissue.

Explanation:

4 0
3 years ago
Read 2 more answers
How many years ago is .3 million years?<br> How about .02 million years?
anzhelika [568]

Answer:

300 000 Years is .3 years

200 000 Years is .2 years

(hope this helped if ya need more dm me on discord AkashTheMissle07#3880)

Explanation:

6 0
3 years ago
What was the main factor driving the migration of people?
vampirchik [111]
Multiple things cause the migration of people.

Economic issues arise:
People run out of jobs and opportunities
(BIGGEST REASON)

Cultural reasons:
Forced intentional migration had occurred in the past on accounts of slavery and political instability

Safety:
More popular reason now is because of war or fights with other countries, the people want to keep their family safe so they move them or move with them

Hope this helped
6 0
4 years ago
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