FLASHCARDS: Universe Vocab

Front

The study of celestial objects, space, and the universe as a whole

Back

Astronomy

Front

widely accepted theory that states that the universe began as a single point that rapidly expanded

Back

Big Bang Theory

Front

Widely accepted theory that states that our solar system began as a nebula

Back

Solar Nebular

Front

The cosmos; everything that exists in space and time. Everything that we can see, feel, touch, and measure. Includes stars, galaxies, planets, dust clouds.

Back

Universe

Front

A cloud of gas and dust

Back

Nebula

Front

Force of attraction

Back

gravity

Front

Tendency of an object to keep doing what it is doing; keep moving or not moving

Back

inertia

Front

The path an object takes as it moves around another object

Back

orbit

Front

Solid planets made of rocks and metal located closer to the sun

Back

terrestrial planet

Front

Planets made of gas and ice located farther away from the sun

Back

jovian planet