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Optical storage device

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Lupe Hahn

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What type of storage stores data as microscopic light and dark spots on the disc surface?

This type of storage is called optical storage. Data is stored by encoding information as microscopic light and dark spots on the disc surface, which can be read by a laser beam in devices such as CD-ROMs, DVDs, and Blu-ray discs.


What are dark spots that appear on the surface of the sun called?

Dark spots that appear on the surface of the sun are called sunspots. They are areas of reduced temperature caused by interactions with the sun's magnetic field.


Visible dark spots on the sun are called?

We call them sunspots, but dark and cool are relative terms. A sunspot is dark only relative to the surrounding solar surface, but still intensely bright compared to your common household light bulb. It's cooler than the surrounding solar material, but still hot enough to vaporize a spaceship and anyone inside it in a fraction of a second.


What are dark spots on the suns surface?

The dark spots on the Sun's surface are called Sunspots. These are formed by the sun's magnetic field because these areas have less convection underneath the sun's surface. Convection is how the sun's energy gets to the surface from the core in a circular motion. This reduces the heat in the area and makes the area appear darker than the surrounding sun. However, these spots are still extremely hot and can be many times the size of Earth!


What are dark areas on the surface of the sun?

Dark areas on the surface of the sun are called sunspots. They appear darker because they are cooler areas compared to their surroundings due to strong magnetic activity. Sunspots are temporary phenomena that can last from days to weeks.

Related Questions

What are dark spots that appear on the surface of the sun?

Sunspots


Polycarbonate discs coated with a reflective metal on which data is recorded using laser technology as a trail of tiny pits or dark spots in the surface of the disc are storage devices?

MAGNETIC


What are the dark areas on the suns surface?

They are called sun spots, dark areas that are cooler than the rest of the surface.


What are dark areas on the sun surface called?

Sun spots!


What type of storage stores data as microscopic light and dark spots on the disc surface?

This type of storage is called optical storage. Data is stored by encoding information as microscopic light and dark spots on the disc surface, which can be read by a laser beam in devices such as CD-ROMs, DVDs, and Blu-ray discs.


What are dark spots that appear on the surface of the sun called?

Dark spots that appear on the surface of the sun are called sunspots. They are areas of reduced temperature caused by interactions with the sun's magnetic field.


What are dark spots called on the photosphere called?

The black spots on the photosphere of the sun are called sunspots.


Visible dark spots on the sun are called?

We call them sunspots, but dark and cool are relative terms. A sunspot is dark only relative to the surrounding solar surface, but still intensely bright compared to your common household light bulb. It's cooler than the surrounding solar material, but still hot enough to vaporize a spaceship and anyone inside it in a fraction of a second.


What appears as dark spots in a lunar eclipse?

Dark spots on the moon during a lunar eclipse are caused by the Earth blocking direct sunlight from reaching the moon. These dark spots are the shadow of the Earth falling on the moon's surface, which gives the moon its reddish appearance during a total lunar eclipse.


What are dark spots on the suns surface?

The dark spots on the Sun's surface are called Sunspots. These are formed by the sun's magnetic field because these areas have less convection underneath the sun's surface. Convection is how the sun's energy gets to the surface from the core in a circular motion. This reduces the heat in the area and makes the area appear darker than the surrounding sun. However, these spots are still extremely hot and can be many times the size of Earth!


What are the dark spots in the ocean and why do they appear?

Dark spots in the ocean are areas where there is a lack of phytoplankton, which are tiny plants that float near the surface and provide food for marine life. These spots appear due to factors such as nutrient availability, temperature, and sunlight levels, which can affect the growth of phytoplankton.


What causes the dark spots on the surface of the moon?

The dark spots on the surface of the moon, known as lunar maria, are caused by ancient volcanic eruptions that filled large basins with basaltic lava. These lava flows solidified to create the smooth, dark areas that we see on the moon's surface.