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The Big Bang Theory and the Universe Structure

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The Big Bang Theory and the Universe Structure

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Questions and Answers

What is the highest cloud in Earth's atmosphere?

Stratosphere

Mesosphere (correct)

Cryosphere

Troposphere

Which layer of the Earth is tasked with holding all the air plants need for photosynthesis and animals need to breathe?

Troposphere (correct)

Geosphere

Stratosphere

Mesosphere

What is the composition of the oceanic crust?

Dense iron, magnesium, and silicate rocks (correct)

Metal and rocky material

Sodium, potassium, aluminum, and silicate rocks

Silicate rocks rich in iron and magnesium

What is the main component of the upper mantle?

Silicate rocks rich in iron and magnesium Signup and view all the answers

What is the densest layer of the Earth?

Core Signup and view all the answers

Which celestial body is known for consisting of ice, dust, and rocky material?

Comets Signup and view all the answers

What is the basic unit of all matter?

Atom Signup and view all the answers

What is a group of cells with specialized function called?

Organs Signup and view all the answers

Which layer of Earth gets colder with altitude?

Stratosphere Signup and view all the answers

What is a subset of the hydrosphere that contains frozen water?

Cryosphere Signup and view all the answers

What event allowed all the universe's known matter and energy to spring from some ancient and unknown type of energy?

The big bang Signup and view all the answers

During which phase of the big bang were light elements like deuterium, lithium, and helium created?

Phase 4 Signup and view all the answers

What did the Wilkinson Microwave Anisotropy Probe (WMAP) measure?

Differences across the sky in the cosmic microwave background (CMB) Signup and view all the answers

According to the encounter hypothesis, what happens when a rogue star passes close to the sun?

Gas is removed from both cosmic objects Signup and view all the answers

What does the nebular hypothesis propose as the mechanism for planet formation?

Self-gravity contracts a gas cloud Signup and view all the answers

Which region of the Milky Way galaxy is filled with cold molecular hydrogen gas?

Inner region Signup and view all the answers

What are the major types of planets based on their composition?

Terrestrial, gas giant, ice giant, dwarf, exoplanet Signup and view all the answers

What characteristic of Earth supports various life forms by acting as a solvent?

Water Signup and view all the answers

What key function does Earth's magnetic field serve?

Blocks storms of charged particles from the sun Signup and view all the answers

What layer of Earth's atmosphere merges with the solar wind?

Exosphere Signup and view all the answers