Formation of the Solar System Quiz
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Questions and Answers

What is the approximate age of the solar system according to the passage?

  • Less than 1 million years
  • 1.3 percent of Earth's history
  • Billions of years
  • 16 million years (correct)

What is the surface of the proto-planet described as?

  • Covered in lush forests and greenery
  • Frozen and devoid of any atmosphere
  • Lush and thriving with life
  • Blazing wasteland coated by oceans of magma (correct)

What is the main reason why most planetesimals are gone from Thea's surface?

  • Disintegrated due to extreme heat
  • Transformed into dust particles
  • Turned into mountain-sized planetesimals
  • Absorbed by other planets or ejected into space (correct)

What is the ultimate fate projected for Thea as mentioned in the text?

<p>Not destined to win the planetary competition (D)</p> Signup and view all the answers

What happens to the surface of Earth when Armageddon returns?

<p>It vaporizes (D)</p> Signup and view all the answers

What causes the Earth to stagger on its axis after the collision with Thayer?

<p>Deep-seated fragments (A)</p> Signup and view all the answers

What is unique about Thayer's destruction compared to other upstarts?

<p>It was the last impact (C)</p> Signup and view all the answers

Why are there no scars on the Moon from Thayer's impact?

<p>Because this impact did not affect the Moon (B)</p> Signup and view all the answers

What happens to Earth over the next 150 years after Thayer's impact?

<p>It forms a new moon (B)</p> Signup and view all the answers

Why is our Moon considered unique in its relation to Earth?

<p>It has been around since the formation of Earth (B)</p> Signup and view all the answers

What event triggers the formation of Earth in the provided text?

<p>Collision of two dust particles (D)</p> Signup and view all the answers

What phenomenon is described as 'static electricity instead sticking each piece to another'?

<p>Electrostatic forces (C)</p> Signup and view all the answers

What is the potential fate of Earth if it does not grow quickly enough?

<p>Absorbed by the Sun (C)</p> Signup and view all the answers

Which element plays a significant role in melting the interior of Earth according to the text?

<p>$Aluminum-26$ (B)</p> Signup and view all the answers

What process is described as 'tortured into unstable monstrosities' in the text?

<p>Radioactive decay (B)</p> Signup and view all the answers

What is the primary reason for Earth's lucky survival among meteors in its early formation stage?

<p>$Ne_2$ siphoning (C)</p> Signup and view all the answers

Which event signifies the beginning of accretion in the text?

<p>$Chaos quiets down after a blazing impact (C)</p> Signup and view all the answers

'Chunks of planet splash into orbit' primarily refers to:

<p>$Thea$ disintegrating into fragments (B)</p> Signup and view all the answers

'The disk of debris will soon form the Earth's eternal companion, the moon' implies:

<p>$Thea$ contributes to moon formation (B)</p> Signup and view all the answers

'Chunks of planet splash into orbit as the Earth devours its last meal' implies that:

<p>$Thea$ is destroyed during a collision with Earth (B)</p> Signup and view all the answers

'This disk of debris will soon form the Earth's eternal companion, the moon. This is Thea's gravestone.' implies that:

Signup and view all the answers

What is the main point of the passage?

<p>The battle for survival among planetesimals in the solar system. (C)</p> Signup and view all the answers

Why do the largest planetesimals grow exponentially in the arena described in the passage?

<p>Because they consume and destroy smaller bodies drawn to them gravitationally. (C)</p> Signup and view all the answers

What happens when two equally matched combatants cross paths in the solar system's arena?

<p>They catapult each other into new orbits. (D)</p> Signup and view all the answers

How does Jupiter impact the formation of the inner disk of the solar system?

<p>By devouring or flinging planetesimals, altering their trajectories. (A)</p> Signup and view all the answers

What is the outcome of gravitational combat between Jupiter and Saturn in the outer regions of the solar system?

<p>They drag themselves back into the depths of the outer disk. (A)</p> Signup and view all the answers

What fate awaits planetesimals ensnared by Jupiter as it advances from the outer regions towards Earth?

<p>They are devoured or flung from the solar system by Jupiter. (B)</p> Signup and view all the answers

In what way is Earth depicted in the passage amidst the chaotic battles of planetesimals?

<p>As one of the champions carving out a zone of influence in a tense truce. (C)</p> Signup and view all the answers

How are Mercury, Venus, Mars, and Earth described in terms of their formation within the solar system?

<p>As contenders among many planetary embryos with uncertain futures. (A)</p> Signup and view all the answers

What role do collisions between proto-planets play in shaping celestial bodies according to the text?

<p>They lead to catastrophic impacts, altering proto-planets' compositions. (A)</p> Signup and view all the answers

What significant role does Jupiter play during its interactions with planetesimals in the early solar system?

<p>It influences and alters planetesimal trajectories through devouring or flinging them. (A)</p> Signup and view all the answers

How does Saturn contribute to shaping the solar system's evolution based on its interactions with Jupiter?

<p>It engages in gravitational combat with Jupiter, leading to their mutual collapse back into the outer disk. (B)</p> Signup and view all the answers

What is suggested about Earth's position among its neighboring planets during its formation?

<p>As a vulnerable survivor perched on the edge of battles between powerful celestial bodies. (D)</p> Signup and view all the answers

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