100+ Free Praxis Earth and Space Sciences Practice Questions
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The most abundant gas in Earth's atmosphere by volume is:
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Key Facts: Praxis Earth and Space Sciences Exam
125
Selected-Response Questions (official)
ETS Praxis Earth and Space Sciences (5572)
150 min
Testing Time
ETS Praxis Earth and Space Sciences (5572)
$130
Subject Assessment Fee
ETS Praxis Information Bulletin
~45%
Geology Category Weight
ETS Praxis 5572 content categories
~154
Common State Passing Score
State Praxis score requirements
100
Free Practice Questions Here
OpenExamPrep Praxis 5572 bank
ETS lists Earth and Space Sciences (5572) as a 125-question, 150-minute computer-delivered Praxis Subject Assessment for secondary earth science licensure. Content emphasizes Earth's processes and materials (geology) at roughly 45%, with the hydrosphere and atmosphere near 22%, astronomy and space science near 18%, and the nature and impact of science and engineering near 15%. Passing scores are set by individual states or agencies rather than by ETS, with a common required score near 154.
Sample Praxis Earth and Space Sciences Practice Questions
Try these sample questions to test your Praxis Earth and Space Sciences exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1In a controlled experiment testing how soil type affects water infiltration rate, which factor should be the independent variable?
2A scientist proposes that increased atmospheric CO2 raises global average temperature. For this idea to be a scientific hypothesis, it must primarily be:
3Which statement best describes a scientific theory such as plate tectonics?
4A graph shows global sea level rising steadily from 1900 to 2020. The best supported conclusion is that over this period sea level has:
5An engineering team designs a levee to protect a city from river flooding. Which step best represents defining the problem in the engineering design process?
6Which is the most appropriate tool for measuring the mass of a small rock sample in a classroom lab?
7A student measures a rock's density five times and gets values clustered tightly around 2.65 g/cm3, but the true value is 3.10 g/cm3. The measurements are best described as:
8Which practice most strengthens the reliability of an experimental result?
9Burning fossil fuels for electricity is an example of a human activity that primarily affects Earth systems by:
10A model of the water cycle is most useful in science because it:
About the Praxis Earth and Space Sciences Exam
Praxis Earth and Space Sciences (5572) is the ETS subject assessment used by many states for secondary earth and space science teacher licensure. The current official structure is 125 selected-response questions in 150 minutes, weighted most heavily toward Earth's processes and materials (geology), with additional coverage of the hydrosphere and atmosphere, astronomy and space science, and the nature and impact of science and engineering.
Assessment
125 selected-response (official ETS); this practice bank is 100 selected-response items
Time Limit
150 minutes
Passing Score
Varies by state (common ~154)
Exam Fee
$130 (ETS (Educational Testing Service))
Praxis Earth and Space Sciences Exam Content Outline
Nature and Impact of Science and Engineering
Scientific practices, experimental and engineering design, measurement, accuracy versus precision, data analysis and graph interpretation, scientific theory versus hypothesis, peer review, and the relationship of science to society and the environment.
Earth's Processes and Materials (Geology)
Minerals and rocks, the rock cycle, plate tectonics, volcanoes and earthquakes, weathering and erosion, landforms, Earth's layered interior, geologic time and relative dating, fossils, and radiometric dating.
Earth's Hydrosphere and Atmosphere
Oceans, surface and thermohaline currents, the water cycle, atmospheric structure and composition, weather systems and fronts, climate and climate change, and severe weather such as hurricanes and tornadoes.
Astronomy and Space Science
The Earth-Moon-Sun system, seasons, eclipses, tides, the structure of the solar system, stars and stellar evolution, the Hertzsprung-Russell diagram, galaxies, and Big Bang cosmology.
How to Pass the Praxis Earth and Space Sciences Exam
What You Need to Know
- Passing score: Varies by state (common ~154)
- Assessment: 125 selected-response (official ETS); this practice bank is 100 selected-response items
- Time limit: 150 minutes
- Exam fee: $130
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
Praxis Earth and Space Sciences Study Tips from Top Performers
Frequently Asked Questions
How many questions are on Praxis Earth and Space Sciences (5572)?
ETS lists the official Praxis Earth and Space Sciences test as 125 selected-response questions delivered by computer. This OpenExamPrep practice bank provides 100 selected-response questions modeled on the official content categories with full answer explanations.
How much time do I get on Praxis 5572?
The official ETS structure allows 150 minutes of testing time for the 125 selected-response questions. That works out to a little over a minute per question, so pacing and accurate concept recall both matter.
What passing score do I need on Praxis 5572?
Praxis passing scores are set by each state or licensing agency, not by ETS. A commonly required qualifying score is around 154, but you should confirm the exact cut score for Earth and Space Sciences (5572) with your state before registering.
What content matters most on Praxis 5572?
Earth's processes and materials (geology) is the largest category at roughly 45% of the test, so minerals, rocks, plate tectonics, earthquakes, volcanoes, and geologic time deserve the most study time. The hydrosphere and atmosphere is about 22%, astronomy and space science about 18%, and the nature and impact of science and engineering about 15%.
How much does Praxis 5572 cost?
The current ETS fee for the Earth and Space Sciences (5572) Praxis Subject Assessment is $130. Your final checkout total can vary slightly with optional services or taxes, so confirm the amount in your ETS account before payment.
Are there any 2026 changes for Praxis 5572?
As of May 2026, ETS continues to list Earth and Space Sciences (5572) with 125 selected-response questions in 150 minutes for secondary earth science licensure. Always confirm the live ETS 5572 materials page for any blueprint or scheduling updates before your test date.