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11111nata11111 [884]
3 years ago
11

In comparing sunspots to other areas of the sun's surface one can say that sunspots are...?

Physics
1 answer:
taurus [48]3 years ago
8 0

Answer:

D. Cooler

Explanation:

The Sun's surface has a temperature ranging from 6 000 Kelvin, thus it is very hot. The radioactive reaction in the core of the Sun is a nuclear fusion reaction. This reaction ensures continuous release of high energy from the surface of the Sun.

But during the reaction, some parts becomes cooler than other parts on its surface. Which is due to the release of high amount of energy into space. The Sun's spot can be found in the cooler part of the Sun.

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Do you think distance and time are relevant terms in describing motion?
olya-2409 [2.1K]

Answer:

yes

Explanation:

because motion is relevant

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3 years ago
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A globe is an example of a physical model true or false
mars1129 [50]
True. Because you can touch it and it's physically real.
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3 years ago
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A spherical surface completely surrounds a collection of charges. Find the electric flux (with its sign) through the surface if
Darina [25.2K]

Answer:

(a) 6.8 x 10^5 Nm^2/C

(b) 1.47 x 10^5 Nm^2/C

(c) 5.3 x 10^5 Nm^2/C

Explanation:

According to the Gauss's theorem

Electric flux = Charge enclosed / ∈0

(a) Charge enclosed = 6 x 10^-6 C

So, Electric flux = (6 x 10^-6) / (8.854 x 10^-12) = 6.8 x 10^5 Nm^2/C

(b) Charge enclosed = -1.3 x 10^-6 C

So, Electric flux = (1.3 x 10^-6) / (8.854 x 10^-12) = 1.47 x 10^5 Nm^2/C

(c) Charge enclosed = 6 x 10^-6 + (-1.3 x 10^-6) = 4.7 x 10^-6 C

So, Electric flux = (4.7 x 10^-6) / (8.854 x 10^-12) = 5.3 x 10^5 Nm^2/C

5 0
3 years ago
A comet is cruising through the Solar System at a speed of 50,000 kilometers per hour for 4.5 hours time. What is the total dist
PSYCHO15rus [73]

Answer:

The total distance traveled by the comet is 225000 [km]

Explanation:

In order to determine the travel distance we must use the following kinematics equation:

x = v*t

where:

x = distance traveled [km]

v = velocity = 50000 [km/h]

t = time = 4.5 [h]

x = 50000*4.5 = 225000 [km]

4 0
3 years ago
HELP!
andriy [413]

Both the conservation of energy and the conservation of matter is important because, without each other, the natural equilibrium will be disrupted.

<h3>What is the law of conservation of energy?</h3>

According to the Law of conservation of energy. Energy can not be created nor be destroyed it can transfer from one to another form.

The total energy is the sum of all the energies present in the system. The potential energy in a system is due to its position in the system.

The conservation of both is important because without each other, the natural equilibrium will be disrupted, and it aids in the maintenance of the food chain.

It is seen as such because there would be no energy without matter and vice versa.

Hence both the conservation of energy and the conservation of matter is important

To learn more about the law of conservation of energy refer;

brainly.com/question/2137260

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2 years ago
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