Chapter 8 Astronomy Vocabulary

Front

accretion

Back

when gravity causes matter to accumulate into larger objects

Front

asteroid

Back

rocky remnants found between Mars and Jupiter

Front

asteroid belt

Back

the rocky area between Mars and Jupiter

Front

Bode's rule

Back

math formula that predicts the spacing of planets

Front

comet

Back

a small, icy object that orbits the sun

Front

condensation

Back

the process of a gas changing into a liquid

Front

dwarf planet

Back

resembles a small planet but not classified as a true planet

Front

exoplanet

Back

a planet that is outside of our solar system

Front

gas giant

Back

Jupiter and Saturn are these types of planets

Front

gravitational lensing

Back

when a massive object in space distorts and magnifies the objects behind it