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Varvara68 [4.7K]
4 years ago
14

Can you answer this question please.

Physics
1 answer:
scZoUnD [109]4 years ago
6 0
Well, the lungs is one help to your body it pumps oxygen into your blood and brain the heart is a main source of your body which pump the blood in and out to the body which is the organism and the brain which is ur main control.
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If Mars were the same size as Mercury (instead of its actual size), which surface features would it have?
choli [55]

Answer:

A surface that is full of craters, very similar to that one seen in mercury.

Explanation:

Mercury is the smaller planet in the solar system whit a very thin atmosphere. If Mars were the same size of mercury it will certainly have a surface full of craters.

When meteoroid (fragments of rock) reach the atmosphere of a planet, they get incinerate as a consequence of the friction between the object and the atmosphere. However, if the meteoroid has the necessary size it can reach the ground (at this point is known as meteorite).

In the case propose, it is most likely that bigger meteorite reach the surface of the planet, which leads to the result of a surface full of craters since the size of mars is not enough to maintain a very dense atmosphere due to the weak gravitational field.

6 0
3 years ago
Two spherical drops of mercury each have a charge of 0.10 nC and a potential of 300 V at the surface. The two drops merge to for
hodyreva [135]

Answer:

V = 228\ V

Explanation:

given,

charge of two spherical drop = 0.1 nC

potential at the surface = 300 V

two drops merge to form a single drop

potential at the surface of new drop = ?

V = \dfrac{kq}{r}

r = \dfrac{9\times 10^9\times 0.1 \times 10^{-9}}{300}

r = 0.003 m

volume = 2 \times \dfac{4}{3}\pi r^3

            = 2 \times \dfac{4}{3}\pi \times 0.003^3

            = 2.612 × 10⁻⁷ m³

\dfac{4}{3}\pi R^3 = 2.612\times 10^{-7}

R =\sqrt[3]{\dfrac{2.612 \times 10^{-7}\times 3}{4\times \pi}}

R = 0.00396 m

V = \dfrac{kq}{r}

V = \dfrac{9\times 10^9 \times 0.1 \times 10^{-9}}{0.00396}

V = 227.27

V = 228\ V

6 0
3 years ago
In EXACTLY 13 words explain how global warming happens on Earth.
inysia [295]

By pollution rotting the air and making is worse for us to breath

8 0
4 years ago
Please help.... please guys
Leto [7]

Answer:

unlike poles attract while liked poles repel

Explanation:

These two bar magnet will move away from each other

7 0
3 years ago
How know that rocks formed from the seafloor sediments deposited in the Amadeus basin were softer than the arkose sandstone
svp [43]
The rocks formed from the seafloor sediments deposited in the Amadeus basin were softer than the Arkose sandstone because the Amadeus basin were made up of marine and non-marine sedimentary rocks which are softer compared to quarts which make up mostly the Arkose sandstone.
7 0
3 years ago
Read 2 more answers
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