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Earth Science Space Review
Earth Science Space Review
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ESS1-1, ESS1-2, ESS1-3, ESS1-4
Flashcards
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Questions
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Answers
1
What is the first stage of the star cycle?
Nebula
Protostar
Main sequence star
Planetary nebula
2
A supernova is caused by....?
star runs out of hydrogen
ligher elements combine to make neon
Helium core
lighter elements combine to make iron
3
Below is a graph of Hubble’s Law. How does Hubble’s Law support the Big Bang Theory?
shows us that galaxies have always been far apart
Shows us that galaxies used to be close together
shows us the universe is static
shows us that the universe is no longer changing
4
The greater amount of red shift or blue shift the ________________________the object is moving.
Slower
Faster
5
The spectral emission below shows that galaxy ___(A or B) is farther away because...
A is farther because it is shifted more
A is farther because it is blue shifted
B is farther because it is shifted more
B is farther because it is red shifted
6
A star on the main sequence maintains its size because of an equilibrium between ...
outward pressure andgravity
degenerate electronpressure and its convection
radiation pressure andconvection
energy generated by fusionand its luminosity
7
These laws are used to predict the motion and location of components in the solar system.
Newton 1 and 2
Kepler 1-3
Newton 1-3
Kepler 1 and 2
8
A planet orbits faster when closer to the sun and slower when further from the sun
Newton 2
Newton 1
Kepler 1
Kepler 2
9
What 2 pieces of evidence does red shift display to support the Big Bang Theory?
Universe is shrinking, planets are moving towards us
Universe is expanding, planets are moving away from us
10
Gravity and friction affect this law.
Kepler 1
Newton 1
Kepler 2
Newton 2
11
On an emission spectra galaxies that are farther away are....
closer to the red end of the spectrum
shifted more
closer to the blue end of the spectru
shifted less
12
These laws apply to any celestial body orbiting any other celestial body
Newton 1-3
Kepler 1 and 2
Kepler 2
Kepler 1-3
13
The last stage of a medium sized star's life cycle is ______________________________.
White dwarf
Red giant
Black dwarf
Planetary Nebula
14
Orbiting planets make an elliptical shape around the sun.
Newton 2
Kepler 2
Kepler 1
Newton 1
15
Force equals mass times acceleration.
Kepler 2
Newton 2
Kepler 3
Newton 1 and 2
16
The loss of a stars fuel, such as _______ would force a medium mass star off the main sequence.
iron
helium
neon
hydrogen
17
An object in motion will stay in constant motion unless acted on by an unbalanced force.
Newton 2
Kepler 1
Newton 3
Newton 1
18
There is a relationship between the distance from the sun and how long the orbit takes.
Kepler 2
Newton 3
Kepler 3
Newton 2
19
The second stage of a medium sized star's life cycle is ________________________.
Red giant
Nebula
Main sequence star
Protostar
20
The third stage of a medium sized star's life cycle is ________________________.
White dwarf
Black dwarf
Red giant
Main sequence star
21
What star stage is caused by core collapsing following fusion of lighter elements into iron?
Red giant
White dwarf
Supernova
Black dwarf
22
Objects with different masses accelerate to the earth at the same rate, with different force.
Newton 1
Kepler 1
Kepler 2
Newton 2
23
For every action there is an equal and opposite reaction.
Newton 3
Kepler 3
Newton 1
Kepler 1
