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Unit 3: History of Earth Summative Review Flashcards | StudBud
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Unit 3: History of Earth Summative Review
Unit 3: History of Earth Summative Review
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PV Earth Science Fall 2021
Flashcards
35 cards
F
Practice quiz
P
Host live
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Questions
35
Answers
1
Absolute dating can determine...
the exact age of the rock
the relative age of a rock
Two of these are correct
the specific age of a rock
2
The three types of erosion forces include...
Plate tectonics, wind and water
plate tectonics, wind, and fire
Wind, water, and fire
wind, water, and gravity
3
Another name for the outer planets is "gas giants".
True
False
4
What moon phase(s) is present during a neap tide?
Gibbous Moon
New Moon
Quarter Moon
Full Moon
5
Tides are created by the...
Rotation of Earth
Revolution of Earth
Gravitational pull of the Moon
gravitational pull from the Sun
6
The law of superposition is a form of relative dating.
True
False
7
Which of the following craters is the oldest?
All the same age
A
C
B
8
Half-life is...
how old a radioactive sample is
the time it takes for a radioactive sample to decay by half
the time it takes for a radioactive sample to completely disappear
the percentage of a radioactive sample
9
Another name for the inner planets is "terrestrial planets".
True
False
10
A spring tide is when the tides are relatively equal.
True
False
11
Which moon phase(s) is present during a solar eclipse?
Full Moon
Gibbous moon
New Moon
Quarter moon
12
The solar system started from something called a stellar nebula.
False
True
13
List the outer planets in order from the Sun.
Saturn, Venus, Earth, Mercury
Mercury, Venus, Earth, Mars
Jupiter, Uranus, Neptune, Saturn
Jupiter, Saturn, Uranus, Neptune
14
What is the half-life of the radioactive isotope represented in this graph?
2 minutes
1 minute
25 grams
50 grams
15
Gases need _____ temperatures to condense.
cooler
hotter
None of these are correct
any temperature
16
Which factor would cause a larger impact crater?
impactor with a larger mass
impactor that hits a softer surface
All of these are correct
impactor traveling at a higher velocity
17
An equinox is when the amount of light and darkness are equal.
False
True
18
To determine the % of the parent element left after each half-life, you have to _____ your origional amount by 2.
None of these are correct
square
divide
multiply
19
Which direction does the Earth rotate on its axis?
clockwise
counter clockwise
20
Closer to the Sun the temperature is ___ and farther away from the Sun it is ___.
Hotter; cooler
Same temperature
None of these are correct.
Cooler; hotter
21
Which planets formed first in our solar system?
Outer
need more information
Inner
they formed at the same time
22
What is the order of the Sun, Earth, and Moon in a lunar eclipse?
Moon, Sun, Earth
Sun, Moon, Earth
Sun, Earth, Moon
Earth, Sun, Moon
23
If the edges of an impact crater are smooth, we can probably say it is an older crater.
True
False
24
As the radioactive element continues to decay, the time in years...
is divided by 2
decreases by half each half-life
is multiplied by 2
keeps adding up each half-life
25
If an element has a half-life of 20 years, how many half-lives would it have gone through if it was 80 years old?
3
20
4
80
26
Which of the following is NOT one of the planet criteria?
has moons
large enough mass
clears out its orbital path
orbits the Sun
27
What is responsible for the seasons we experience here on Earth?
Moon
Earth's Rotation
Sun
Earth's Tilt
28
If 25% of the parent element remains after 2 half-lives, how much of the daughter element is there?
100 grams
75%
25%
75 grams
29
The inner planets are made of...
Rocks and ice
Rocks and metals
gas, ice, and dust
Ice and metals
30
If a surface has more impact craters compared to another, we could say that it is...
older
same age
need more information
younger
31
If you start with 80 grams of the parent element, how much will you have afte 3 half-lives?
20 grams
5 grams
10 grams
3 grams
32
Another type of relative dating is...
geological dating
abundance of craters
absolute dating
radiometric dating
33
Uranium-238 has a half-life of...
10,900 years
13.8 billion years
4.5 billion years
5,370 years
34
The two theories for how the Moon formed include...
Collision and Condensation Theory
Collision and Ejection Theory
Big Bang and Ejection Theory
Large impact and Collision Theory
35
Small clumps of rock and gas that form planets are called...
planetesimals
planetettes
mini-planets
moonlets
