Solar System Model

Who discovered the shape of a planet's orbit is actually an ellipse?

• Ptolemy

• Copernicus

• Kepler

• Galileo

Why is Kepler remembered?

• He thought the Earth was at the center of the universe.

• He recorded precise observations of planets and stars.

• He showed that all planets revolved the sun in elliptical orbits.

• He discovered galaxies beyond the Milky Way.

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NGSS.HS-ESS1-4

What did Ptolemy's and Aristotle's model have in common?

• Both models had Earth as the center of the solar system.

• Both discovered galaxies beyond the Milky Way.

• Both models had the sun as the center of the solar system.

• Both model had objects in solar system have epicycles.

What does the Heliocentric system look like?

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NGSS.HS-ESS1-1

NGSS.HS-ESS1-4

Who supported Copernicus's Heliocentric Model

• Galileo

• Plato

• Ptolemy

• No one

Who used a telescope to prove that the Earth could not be the center of the universe?

• Ptolemy

• Copernicus

• Kepler

• Galileo

Kepler's 1st Law of Planetary Motion states that each planet's path around the Sun is in the shape of a/an:

• Ellipse

• Ecliptic

• Circle

• Rhombus

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A star and everything that revolves around it.

• Comet

• Universe

• Solar System

• Planet

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NGSS.HS-ESS1-4

What is the main difference between the geocentric and heliocentric models of the solar system?

• The geocentric model places Earth at the center, while the heliocentric model places the Sun at the center.

• The geocentric model places the Sun at the center, while the heliocentric model places Earth at the center.

• The geocentric model includes only planets, while the heliocentric model includes stars.

• The geocentric model is based on elliptical orbits, while the heliocentric model is based on circular orbits.

Tags

NGSS.MS-ESS1-1

Who was the first to propose the heliocentric model of the solar system?

• Galileo Galilei

• Johannes Kepler

• Nicolaus Copernicus

• Isaac Newton

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NGSS.HS-ESS1-4