CH 31.1-31.2 Flashcards
1
Q
patterns in the stars making shapes that resemble something
A
constellation
2
Q
collects and amplifies radio waves
A
radio telescope
3
Q
light year
A
the distance light travels in a year
4
Q
uses a prism to separate the lights own component wave lengths
A
spectroscope
5
Q
large cloud of dust, ice, and gas
A
nebula
6
Q
about 90% of all stars are classified as ____________ stars
A
main sequence
7
Q
a star with a contracted core
A
giant
8
Q
the remains of giant stars
A
white dwarfs
9
Q
an area in space so dense nothing can escape them
A
black hole
10
Q
photosphere
A
the layer of the sun that emits light
11
Q
are dark cool areas in the suns photosphere
A
sunspots
12
Q
what stars become when they explode
A
super nova
13
Q
stars more massive than the sun can become ____________
A
neutron stars
