Table of Contents
- 1 Are sunspots hotter than their surroundings?
- 2 How does the temperature of a sun spot compare to the area around it?
- 3 Why do sunspots look dark compared to the rest of the sun?
- 4 Why do sunspots look dark compared to the rest of the Sun?
- 5 Do sunspots affect temperature?
- 6 Why are sunspots cooler than the rest of the sun?
Are sunspots hotter than their surroundings?
Granulation is caused by rising currents of hot gas below the photosphere. Sunspots are hotter than the photosphere. e) are generally found near the poles of the sun during sunspot maximum. cooler than their surroundings.
What is the reason that sunspots are darker and cooler than surrounding regions of the sun?
The reason a sunspot appears dark is that the gas inside the spot where the magnetic field is strongest is only emitting about 1/4 as much light as from the rest of the solar surface.
How does the temperature of a sun spot compare to the area around it?
Solar measurements reveal that the average surface temperature of the sun is 6000° Celsius and that sunspots are about 1500° Celsius cooler than the area surrounding them (still very hot), and can last anywhere from a few hours to a few months.
Are sunspots hotter or cooler than the rest of the sun?
Sunspots appear dark (in visible light) because they are much cooler than the rest of the surface of the Sun. However, even though they appear dark, they are still very hot.
Why do sunspots look dark compared to the rest of the sun?
Sunspots are “dark” because they are cooler than their surroundings. A large sunspot might have a central temperature of 4,000 K (about 3,700° C or 6,700° F), much lower than the 5,800 K (about 5,500° C or 10,000° F) temperature of the adjacent photosphere.
Why is the temperature at the region of a sunspot cooler than the photosphere quizlet?
Why is the temperature at the region of a sunspot cooler than the photosphere? Powerful magnetic fields inhibit the convective flow of the gases of the photosphere allowing them to cool for longer than would normally be permitted.
Why do sunspots look dark compared to the rest of the Sun?
Why do sunspots appear darker than their surroundings quizlet?
Sunspots appear dark because they are “cooler” than the surrounding gas of the photosphere. Sunspots appear dark because they are hotter than the surrounding gas of the photosphere. The Sun’s gravity inward and the force of gas pressure pushing outward.
Do sunspots affect temperature?
Sunspots are areas where the magnetic field is about 2,500 times stronger than Earth’s, much higher than anywhere else on the Sun. This in turn lowers the temperature relative to its surroundings because the concentrated magnetic field inhibits the flow of hot, new gas from the Sun’s interior to the surface.
What is a sunspot and what is the range of possible temperatures of sunspots What are the umbra and penumbra of a sunspot?
The temperature of the umbra is roughly 3,000–4,500 K (2,700–4,200 °C), in contrast to the penumbra at about 5,780 K (5,500 °C) leaving sunspots clearly visible as dark spots, occasionally visible even to the naked eye.
Why are sunspots cooler than the rest of the sun?
Sunspots are cooler because there are areas of intense magnetism that are so intense that it inhibits the flow of hot gases from the sun’s interior to its surface. Identify the number of sunspots that are on the sun during the peak of the sunspot cycle.
Why do sunspots make it hotter on Earth?
This means that more sunspots deliver more energy to the atmosphere, so that global temperatures should rise. According to current theory, sunspots occur in pairs as magnetic disturbances in the convective plasma near the Sun’s surface. Also, there are more sunspots during periods of increased magnetic activity.