General Science (Rare) Flashcards
Acid Rain
Precipitation with a low pH thats harmful to life and infrastructure
Amber
Fossilized tree resin
Andromeda galaxy
Galaxy closest to the Milky Way
Asteroid
Small body that orbits the sun
Astronomy
Study of celestial objects (stars, planets, galaxies, and so on)
Comet
Small icy body that shows a coma and tail when close to the sun
Constellation
Pattern of stars in the sky
Distillation
Way of separating the parts of a liquid mixture
Energy
Ability to do work
Galaxy
System of at least 10 million stars held together by gravity
Gravitation
Gravity, bodies attract each other based on their masses
Greenhouse effect
Heat is absorbed by atmospheric gases and redirected back to earth
Half-life
Time for a quantity to reach half of its starting value
Heliocentric
Model in which the planets revolve around the sun
Igenous rock
Rock formed from cooled lava