The Solar System

Front

What can be thought of as "all the stuff held sway by the Sun’s gravity"? Options: the Milky Way Galaxy, our local group, the Solar System, the inner planets

Back

the Solar System

Front

What percentage of the mass of the entire solar system is due to the Sun?

Back

98%

Front

After the Sun, what is the next most massive object in the Solar System? Options: the Earth, Jupiter, Saturn, Uranus

Back

Jupiter

Front

Which ancient culture knew the Earth was a sphere, and had even measured its size? Options: ancient Greeks, ancient Romans, ancient Egyptians, ancient Mayans

Back

ancient Greeks

Front

In 1543, who published their work proposing a Sun-centered model of the universe?

Back

Copernicus

Front

Who's astronomical observations were an essential contribution to Kepler's model?

Back

Tycho Brahe

Front

Who realized the planets moved around the Sun in ellipses, not circles?

Back

Johannes Kepler

Front

"Heliocentrism" refers to a model where _____

Back

the Sun is the center of the solar system

Front

The latin term "sol" in Solar System refers to _____

Back

the Sun

Front

Who applied physics and calculus to determine how gravity worked?

Back

Isaac Newton