Concept 4 Quiz

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Summarize the early evolution of Earth in order to understand Earth's place in the universe.

This activity contains 10 questions.

The suggests that the bodies of the solar system evolved from an enormous rotating cloud composed mostly of hydrogen and .

nebular hypothesis; heliumplanetary theory; heliumnebular hypothesis; oxygenprotoplanet model; siliconprotoplanet model; oxygen

Shortly after Earth formed, __________, coupled with heat released by colliding particles, produced at least some melting of the interior.

internal combustionnuclear fissionphotosynthesisfrictionradioactive decay

	Earth and the other planets formed during essentially the same time span and from the same primordial material as the Sun.

	True False

	The solar system began forming approximately 13–15 billion years ago.

	True False

	As the inner planets formed, the solar winds whisked away the lighter elements.

	True False

	Early in the formation of Earth, melting allowed the denser elements, principally iron and nickel, to sink to the center of the planet.

	True False

Earth is located in the __________ galaxy.

HubbleAndromedaMilky Way Local Groupnone of the above

A very large interstellar cloud of dust and gases is called a

meteoritenebulacometprotoplanetprotosun

The age of Earth is best approximated at

6,000 years4.5 million years2 billion years4.5 billion years15 billion years

Which of the following sets of planets correctly identifies the four inner rocky planets, in order starting from the closest to the Sun?

Mercury, Venus, Earth, and JupiterMercury, Venus, Earth, and MarsMars, Mercury, Venus, and EarthMercury, Mars, Venus, and Earth

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Concept 4 Quiz

The __________ suggests that the bodies of the solar system evolved from an enormous rotating cloud composed mostly of hydrogen and __________.

Shortly after Earth formed, __________, coupled with heat released by colliding particles, produced at least some melting of the interior.

Earth and the other planets formed during essentially the same time span and from the same primordial material as the Sun.

The solar system began forming approximately 13–15 billion years ago.

As the inner planets formed, the solar winds whisked away the lighter elements.

Early in the formation of Earth, melting allowed the denser elements, principally iron and nickel, to sink to the center of the planet.

Earth is located in the __________ galaxy.

A very large interstellar cloud of dust and gases is called a

The age of Earth is best approximated at

Which of the following sets of planets correctly identifies the four inner rocky planets, in order starting from the closest to the Sun?

The suggests that the bodies of the solar system evolved from an enormous rotating cloud composed mostly of hydrogen and .