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tester [92]
3 years ago
15

An element carries a_____charge​

Physics
2 answers:
fgiga [73]3 years ago
7 0

Answer:

hydrogen sometimes has a charge of zero or (less commonly) -1. Although noble gas atoms almost always carry a charge of zero, these elements do form compounds, which means they can gain or lose electrons and carry a charge.

Explanation:

ratelena [41]3 years ago
3 0

Answer:

The charge of an element is equal to the number of protons minus the number of electrons. The number of protons is equal to the atomic number of the element given in the periodic table. The number of electrons is equal to the atomic number minus the charge of the atom.

Explanation:

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Children are sled riding on a hill One little girl pulls her sled back up the hill and does 379.5 joules of work while pulling i
Serggg [28]

Answer:

2.2N

Explanation:

Given parameters:

Work done  = 379.5J

Height  = 173m

Unknown:

Amount of force exerted on the sled  = ?

Solution:

The amount of force she exerted on the sled is the same as her weight.

Work done is the force applied to move a body through a distance.

      Work done  = mgh

m is the mass

g is the acceleration due to gravity

h is the height

     mg  = weight;

        Work done  = weight x h

           379.5 = weight  x  173

           weight  = \frac{379.5}{173}   = 2.2N

4 0
3 years ago
Whereas the vast majority of astrophysicists support the big bang theory, many nonscientists consider the theory to be controver
Anastaziya [24]

Undoubtedly because they lack the education, experience, subject knowledge, or raw brain cells to comprehend the evidence on which the theory rests.  OR they just haven't taken the time to READ the evidence yet.

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4 0
3 years ago
According to the picture, which is the least dense?
Anettt [7]

Answer:

where is the picture?

Explanation:

8 0
3 years ago
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Compare and contrast the apparent magnitude with the absolute magnitude of a star
Kisachek [45]
<h2>Answer:</h2>

<u>The apparent magnitude of an object only tells us how bright an object appears from Earth while the absolute magnitude is the apparent brightness of a star if it were viewed from a distance of 32.6 light-years</u>

<h2>Explanation:</h2>

The apparent magnitude of an object only tells us how bright an object appears from Earth. Alternatively, if we know the distance and the apparent magnitude of a star, we can calculate its absolute magnitude. There are three factors which control the apparent brightness of a star as seen from Earth which are how big it is, how hot it is, and how far away it is. The absolute magnitude is a measure of the star's luminosity or the total amount of energy radiated by the star every second.

4 0
3 years ago
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Use your answers from questions 9-11 as the basis for the fourth section of your lab report. In this section you will summarize
Anastaziya [24]

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Explanation:

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