Solar System formation, composition, and motions

What solar system models places the Sun at the center? 

• Geocentric Model
• Heliocentric Model
• Ptolemy Model
• Artistotle Model

What is the process that begins a star's life once it reaches a temperature of 10 million degrees?

• heavy bombardment

• supernova explosion

• combustion

• nuclear fusion

Based on Kepler's 1st Law, planets orbit the Sun in a shape called a(n)

• circle

• ellipse

• focus

• perihelion

Kepler's 2nd Law, called the Law of Equal Areas, deals with

• the shape of the planets' orbits

• how the planets speed up when close to the sun and slow down when further away

• the length of time it takes the planet to orbit the sun

• The amount of space a planet takes up

What are the two factors that influence gravity the most?

• Mass and weight
• Weight and gravity
• Mass and distance
• Weight and distance

Tags

NGSS.MS-PS2-4

The earth centered model of the universe and our place in it is called the _________________ model.

• Galaxy

• Geocentric

• Astonomy

• Heliocentric

Who first used a telescope to study space?

• Newton

• Brahe

• Kepler

• Galileo

In _______________________, smaller atoms are forced together at incredible temperatures to create larger atoms. This process releases energy.

• Fission

• Fusion

• Flogistation

Kepler was the assistant to this astronomer who gathered decades of data about the skies.

• Tycho Brahe

• Ptolemy

• Copernicus

• Aristotle

Who first developed and wrote about the heliocentric model of the Solar System?

• Copernicus

• Galileo

• Ptolemy

• Kepler