31.1 vocab Flashcards
1
Q
Constellations
A
a group of stars that appear to form a pattern or picture.
2
Q
Radio Telescope
A
a specialized telescope antenna and radio reciever
used to detect radio waves from astronomical radio
sources in the sky.
3
Q
Light year
A
A unit of length used to express astronomical distances and is equivalent to 9.46 trillion kilo.
4
Q
Spectroscope
A
measures the spectrum of light.
