WorksheetsEarth Systems Semester Exam
Total questions: 19
Worksheet time: 5hrs 30mins
Name
Class
Date
1.
Which of the following best describes the nebular hypothesis?
a)
Planets were captured by the Sun's gravity
b)
The solar system formed from a large cloud of gases that collapsed
c)
The solar system was created by a cosmic collision
2.
What is the correct order of formation in the nebular hypothesis?
a)
Dust → planetesimal → protoplanet → planet
b)
Planetesimal → dust → protoplanet → planet
c)
Protoplanet → dust → planetesimal → planet
3.
According to the Giant Impact Hypothesis, how was the Moon formed?
a)
It formed from the same nebula as Earth
b)
It resulted from a collision between Earth and a Mars-sized planetesimal
c)
It was ejected from Earth during its rapid rotation
4.
Which Earth system is responsible for plate tectonics and volcanic activity?
a)
Atmosphere
b)
Hydrosphere
c)
Geosphere
5.
Which dating method uses the half-life of radiometric isotopes to determine the exact age of fossils and rocks?
a)
Radiometric dating
b)
Stratigraphy
c)
Relative Dating
6.
What is the maximum age of organic materials that can be dated using Carbon-14?
a)
10,000 years
b)
50-60,000 years
c)
4.5 billion years
7.
Which principle states that the oldest rock layers are at the bottom and the youngest at the top?
a)
Principle of Original Horizontality
b)
Principle of Superposition
c)
Principle of Crosscutting Concepts
8.
In which epoch are we currently living?
a)
Holocene
b)
Anthropocene
c)
Miocene
9.
What is the most common type of fossilization?
a)
Molds and casts
b)
Full body fossils
c)
Permineralization
10.
Which of the following is NOT a type of plate boundary?
a)
Divergent boundary
b)
Convergent boundary
c)
Subduction boundary
11.
What drives plate tectonics?
a)
Solar energy
b)
Gravitational forces
c)
Thermal energy from Earth's core
12.
At which type of plate boundary are volcanoes most common?
a)
Transform boundaries
b)
Divergent boundaries
c)
Subduction zones
13.
What is the primary cause of Earth's magnetic field?
a)
The rotation of the Earth
b)
The high amount of iron in Earth's core
c)
Solar radiation
14.
Which type of seismic wave can travel through both solids and liquids?
a)
S-waves
b)
P-waves
c)
Love waves
15.
How was the Earth's atmosphere primarily formed?
a)
Capture of gases from space
b)
Volcanic outgassing
c)
Condensation of cosmic dust
16.
Which experiment attempted to simulate the conditions of early Earth to study the origin of life?
a)
1. a) Darwin's finch experiment
b)
2. b) Mendel's pea plant experiment
c)
3. c) Miller-Urey experiment
17.
In which layer of the atmosphere do auroras occur?
a)
Stratosphere
b)
Mesosphere
c)
Thermosphere
18.
What event led to the development of the ozone layer and the evolution of aerobic organisms?
a)
The formation of the Moon
b)
The great oxygenation event
c)
The formation of the Earth's magnetic field
19.
How old do Paleontologists believe the Earth is?
a)
2015 years old
b)
4.6 billion years old
c)
4.6 million years old
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