Space Flashcards 1

Front

Galaxy

Back

a huge collection of stars, gas, and dust that travels through space together

Front

Astronomy

Back

The study of space and all the objects in it.

Front

Solar System

Back

The sun and all the planets, meteors, and comets that orbit it.

Front

Navigate

Back

To plan and direct the course of a journey, often used in the context of traveling through space or on the sea.

Front

Galileo

Back

An Italian astronomer, physicist, and engineer, known for his contributions to modern science, including improvements to the telescope and consequent astronomical observations.

Front

refracting telescope

Back

a telescope that uses convex lenses to produce and enlarged image.

Front

convex lens

Back

a lens that is thicker in the middle and bulges outward.

Front

reflecting telescope

Back

telescope that uses a concave mirror to collect light

Front

concave mirror

Back

a mirror that bends inward in the middle

Front

Galileo

Back

a 16th century astronomer. Was the first to use a refracting telescope to look at objects in the solar system.