Geocentric Universe Models – 1

According to the geocentric universe model, what appears to orbit Earth?

• The Sun

• Everything in the sky

• Only the Moon

• Only the stars

Tags

NGSS.MS-ESS1-1

Fill in the blank: The first models of the universe reflected the idea that the _______ is at the center.

• Earth

• Sun

• Moon

• Mars

What is a geocentric model?

• A) A model with the Sun at the center

• B) A model with Earth at the center and objects orbiting it in perfect circles

• C) A model with the Moon at the center

• D) A model with stars at the center

In a geocentric model, objects orbit the Earth in perfect circles.

• True

• False

Tags

NGSS.MS-PS2-4

According to the Geocentric Universe Models, why did these models become the favored theories?

• For technological reasons

• For philosophical and observational reasons

• For religious reasons

• For economic reasons

The Geocentric Universe Models relied on the idea that Earth was ______ and everything else moved in 'uniform circular motion'.

• stationary

• rotating rapidly

• expanding

• shrinking

In the Geocentric Universe Models, objects moved in perfect circles at constant speeds.

• True

• False

What phenomenon did complicated models need to explain in the geocentric universe model?

• Solar flares

• Retrograde motion

• Lunar eclipses

• Comet tails

Tags

NGSS.HS-ESS1-4

Who developed a system with epicycles in 150 CE that remained accepted for about 1,500 years?

• Copernicus

• Galileo

• Ptolemy

• Newton

Fill in the blank: Ptolemy developed a system with _______ in 150 CE that remained accepted for about 1,500 years.

• epicycles

• ellipses

• parabolas

• retrogrades