into to meteorology Flashcards
Stars are made:
A- from a cloud of gases and dust called nebula
B- out of black holes
C- by red giants
D- by splitting atoms
A- from a cloud of gases and dust called nebula
The light and heat form a star are made by:
A- burning candles
B- burning wood
C- a chemical process called nuclear fission
D- a chemical called nuclear fusion
D- a chemical called nuclear fusion
A star:
A- gives off heat
B- is the sun
C- can be red, yellow, or blue
D- all of the above
D- all of the above
True or False
All stars were formed billions of years ago.
False
Stars begin as a nebula. The middle stage of their life cycle is:
A- black hole
B- main sequence
C- white dwarf
D- red giant
B- main sequence
As stars age, the next stage of their life cycle is:
A- black hole
B- white dwarf
C- red giants
D- main sequence
C- red giants
When small stars get old, they become a:
A- white dwarf
B- red giant
C- main sequence
D- black hole
A- white dwarf
When large stars get old, they:
A- are in main sequence
B- become a white dwarf
C- burn out
D- explode into supernova
D- explode into supernova
What is the study of the origin, properties, processes, and evolution of the universe known as?:
A- astrology
B- cosmology
C- astronomy
B- cosmology
The big bang theory states that all ________ in the universe was compressed. It _______ and began ________ in all directions
matter and energy
exploded
expanding
Scientists use light to study the movement of objects in space. A _______ shift are objects moving _______ Earth, whereas, a ________ shift are objects moving _________ Earth.
blue
towards
red
away
Ptolomy agreed mostly with Aristotle. It is referred to as the ______ theory. This states that the Earth _____ the center of our universe. Opposingly, Copernicus hypothesized the _________ theory. This states that the Earth ______ at the center of our universe.
geocentric
is
heliocentric
is not
Which of the following is not part of Copernicus’ ideals?
A- Earth is not the center of “everything”
B- Any motion of the stars is a result of the Earth’s rotation
C- All the planets revolve around the Earth
D- Still used “perfect” circles for the orbits
E- Stars are very much farther away that the Sun
C- All the planet revolve around the Earth
Scientists believe that a _______ is at the center of the milky way galaxy:
A- black hole
B- main sequence
C- white dwarf
D-nebula
A- black hole
Energy lost at high latitudes is _________ than the amount of energy absorbed from incoming radiation.
A- less
B- greater
C- equal to
B- greater
