What layer did oxygen form in the upper atmosphere?

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What layer did oxygen form in the upper atmosphere?

The stratosphere is crucial to life on Earth because it contains small amounts of ozone, a form of oxygen that prevents harmful UV rays from reaching Earth. The region within the stratosphere where this thin shell of ozone is found is called the ozone layer.

What is the name of the gas in the upper layer of the atmosphere?

Ozone gas

What is crust answer?

A crust is the outermost layer of a planet. The crust of the Earth is composed of a great variety of igneous, metamorphic, and sedimentary rocks. The upper part of the mantle is composed mostly of peridotite, a rock denser than rocks common in the overlying crust.

What would happen if the Earth’s crust is thicker?

The earth would no longer have the mobile surface it has now, gradually eroding flat and water-covered. As noted below, the sea might eventually evaporate into space or freeze.

What is the purpose of the crust?

The crust is a thin but important zone where dry, hot rock from the deep Earth reacts with the water and oxygen of the surface, making new kinds of minerals and rocks. It’s also where plate-tectonic activity mixes and scrambles these new rocks and injects them with chemically active fluids.

Which is the best crust pizza?

The 9 Best Types of Pizza Crust, Ranked by Taste

  • Fast Food Pizza (i.e. Domino’s quality) Fast food style pizza is a staple item at sleepovers and parties.
  • Cheese-Stuffed Crust.
  • Pizza Bagels.
  • Flatbread.
  • Thin Crust.
  • Sicilian Style.
  • Chicago Deep Dish.
  • Neapolitan Crust.

Which crust is thicker what makes it thicker than the other?

Continental crust is much thicker than oceanic crust. It is 35 kilometers (22 miles) thick on average, but it varies a lot. Continental crust is made up of many different rocks (Figure below). All three major rock types—igneous, metamorphic, and sedimentary—are found in the crust.

Which pizza crust is thicker?

The Hand Tossed pizza crust is thinner than the Handmade Pan, but thicker than the Crunchy Thin. Hand Tossed crust dough is stretched to your preferred size.

Which part of the Earth’s interior is the largest?

mantle

What is the state of matter of the crust?

solid