NGSS.HS-ESS1-4

Who studied variations in the shape of the Earth's orbit around the Sun and the tilt of the Earth's axis?

• Isaac Newton
• Aristotle
• Milutin Milankovitch
• Edison 

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One complete revolution of the Earth around the sun takes about

• one rotation
• half a year
• one year
• one season

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Kepler's 2nd Law deals with 

• the shape of the planets' orbits
• the speed/area the planet travels 
• the length of time it takes the planet to orbit the sun

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NGSS.HS-ESS1-4

Kepler's third law of planetary motion describes a relationship between the

• shape of orbit and location of Sun.
• orbital velocity and position in orbit
• distance from the Sun and length of year.
• path of epicycle and position.

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NGSS.HS-ESS1-4

Which diagram shows a planet with the least eccentric orbit?

• 1
• 2
• 3
• 4

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NGSS.HS-ESS1-4

What is the term that refers to Earth when it is closest to the Sun?

• Perihelion

• Aphelion

• Nutation

• Barycenter

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NGSS.HS-ESS1-4

The amount of time it takes for a planet to orbit around the sun is it's _____

• axis length

• foci

• magnitude

• period

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NGSS.HS-ESS1-4

Astronomer Johannes Kepler...

• Published Almagest
• Invented the first Radio Telescope
• Suggested elliptical orbits for the planets
• Was made head astronomer for the Church

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NGSS.HS-ESS1-4

A planet moves __________ when it is farthest from the sun.

• faster
• slower

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NGSS.HS-ESS1-4

Where is the planet moving faster

• Position A to B
• Position B to C
• Position H to I
• Position I to J

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NGSS.HS-ESS1-4