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CPIPES Midterm Review Flashcards | StudBud
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CPIPES Midterm Review
CPIPES Midterm Review
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quick midterm review for freshmen integrated science
Flashcards
49 cards
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Practice quiz
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Questions
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Answers
1
What is our galactic address?
solar system, Milky Way, local group,Virgo cluster
local group, milky way, andromeda, virgo cluster
solar system, andromeda galaxy, virgo cluster
virgo cluster, solar system, milky way, local group
2
Galaxy X has a red shift of 20 nm and Galaxy Y has a red shift of 50 nm. Which of the following is true??
Both galaxies are travelling in circles
X is travelling towards from us faster than Y is
X is a galaxy full of red stars
Y is travelling away from us faster than X is
3
Which elements are seen in the stars spectrum?
Hydrogen
Helium
All of them
Calcium
4
What is the proper tool to use when measuring the volume of a solid cylinder?
ruler
beaker
a scale
balance
5
Which does
NOT
have potential energy?
a banana
a stretched spring
an electromagnetic wave
an apple sitting in a tree
6
What is the layer of the sun that we see
photosphere
corona
chromoshpere
core
7
Which is NOT evidence of the Big Bang theory
all galaxies are moving away from us
the further away a galaxy is the faster it moves away
The universe has dark energy
cosmic background radiation
8
Which type of E-M wave travels the fastest?
red light
x rays
radio waves
none of them
9
If the dark lines in a star's spectrum are shifted towards the blue, what does that mean?
That the star is moving towards us
That it is a blue star
That the star is moving away from us
That the star is becoming a super nova
10
If I cut a piece of aluminum in half, what happens to its density?
it increased by factor of 4
it also cuts in half
it stays the same
in increases by a factor of 2
11
Which type of E-M wave has the most energy?
infrared
x rays
red light
radio waves
12
What energy transformations occur in your body after you eat lunch?
kinetic to potential
chemical potential to nuclear energy
chemical potential to thermal, and kinetic
electrical to chemcial energy
13
What is the atomic mass of Beryllium?
5
9
4
9.01
14
why are there so many telescopes in space?
aliens build the telescopes in space for us
the atmosphere does not interfere with the radiation
it is cheaper to make a telescope in space
telescopes in space never break
15
How many electrons does Beryllium have?
4
9
9.01
5
16
In the picture, what letter represents the wavelength of a wave?
b
d
a
c
17
Where did all the elements (except H) that make up you ( C, O, Ca etc) come from?
the sun
they elements were never created, they were always there
supernovas that exploded sending all elements out into space
the big bang
18
A wave has a wavelength of 5 m and a speed of 2 meters per minute, what is its frequency
3 waves per second
0.4 waves per minute
2.5 waves per minute
10 Hz
19
What type of graph is best for displaying data for
how temp affects the rate salt dissolves
?
pie chart
bar graph
line graph
scatter plot
20
What is a reflector telescope?
a telescope that uses lenses to focus the light
a telescope that can only use visible light
a telescope that is covered in mirrors
a telescope that has a mirror to focus the light
21
What tool do you use to measure the volume of an irregular object?
balance
graduated cylinder
ruler
thermometer
22
If a
2 kg
rock is sitting on top of a
30 m
high cliff, how much GPE does it have? (GPE=mgh)
300 J
60 J
588 J
19.6 J
23
The Big bang is a theory. What does that mean?
That it is the best guess for how the universe began
that no-one knows what happened
that it is backed up by evidence and observations
That the universe has always existed
24
What type of galaxy is our Milky Way?
spiral
elliptical
irregular
supercluster
25
What is a
constant
for how temperature affects the rate at which salt dissolves?
temperature
the rate salt dissolves
amount of salt
experimenter
26
Which of the following is the correct energy transformation for what happens in an light bulb?
Thermal energy to electrical energy
mechanical energy to electrical energy
electrical energy to chemical potential energy
electrical energy to thermal and radiant
27
The outer layer of the sun's atmosphere that we only see during an eclipse is called
the chromosphere
The core
The photosphere
The corona
28
In what part of the sun does nuclear fusion of H to He occur?
the convection zone
the core
the radiation zone
the photosphere
29
On the HR diagram, a main sequence star with which temperature would be brightest?
10,000 K
5,000 K
3,000 K
20,000 K
30
Where does the sun get its energy from?
nuclear fission of H into He
nuclear fusion of H into He
combustion reaction of fuel into fire
nuclear fusion of Helium into Iron
31
What two forces must be in balance for a star to exist?
friction and pressure from fusion
pressure from fusion and gravity
gravity and antigravity
gravity and inertia
32
Which of the following is an example of POTENTIAL energy?
nuclear energy
thermal energy
kinetic energy
radiant energy
33
How many neutrons does Beryllium have?
5
9
4
9.01
34
Convert 55000 mm into kilometers?
55 km
550 km
5.5 km
0.055 km
35
WHat is the law of conservation of energy?
all of these are correct
energy can change but is also be wasted usually as heat
the total energy of a system remains the same
energy cannot be created or destroyed but can change forms
36
What is the
IV
for How temperature affects the rate at which salt dissolves?
amount of salt used
Temperature
Rate salt dissolves
amount of water used
37
if a rock has a mass of 40 grams and a volume of 5 ml, what is its density? (D=m/V)
0.12 g/ml
8 g/ml
200 g/ml
45 g/ml
38
In the picture, which letter represents the amplitude of the wave?
d
c
b
a
39
What is hubble's law?
all galaxies are expanding
dark energy is causing the universe to expand
All stars are moving away from us
the farther away the galaxy, the faster it moves awayfrom us
40
What happens to the Kinetic energy of a falling apple after it hits the ground
turns back to potential energy
transforms into thermal and sound energy
nothing
it disappears
41
What is the atomic number of Beryllium?
5
9.01
4
9
42
What is the Big Bang theory?
a theory about how to make big bombs go bang
The universe exploded
a tiny ball of pure energy started rapidly expanding 14 bya
The universe became a supernova
43
Which color star is hotter?
yellow star
white star
blue star
red star
44
If
10 waves
are passing by every
5 seconds
, what is the frequency of the wave?
20 hz
10 hz
2 Hz
50 Hz
45
why does betelgeuse have higher absolute magnitude than our sun?
betelgeuse is bigger
betelgeuse if closer
the sun is bigger
betelgeuse is hotter
46
How are the dark lines in a star's spectrum produced?
by tiny black holes inside of the star
by electrons absorbing light to jump up energy levels
by protons turning into neutrons inside of a star
by dust absorbing light
47
How many protons does Beryllium have?
5
4
9.01
9
48
WHich is NOT true of a star that is 15 million light years away from us?
we are looking 15 million years into the past
it takes light 15 million years to reach us
we see the star as it was 15 million years ago
the star is 15 million years old
49
convert 0.00004 into scientific notation
40 x 10-5
4 x 104
4 x 10-5
4-5
