Oceanography Trivia Questions
- ❓ 134+ questions
- 🗂️ Earth Science
- 🎚️ Easy to expert
- ✨ Free to play
Study of the world's oceans. Play Oceanography trivia solo to sharpen your knowledge, or challenge a friend head-to-head in Trivia Tango — every question comes with an explanation so you learn as you play. Questions span every level, from easy warm-ups to expert-level stumpers, so there's a real challenge here however much you already know.
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Sample Oceanography Quiz Questions
A mix of easy, medium and hard — questions run from warm-up to expert, so there's a real challenge at every level. Think you know the answers? Play to find out.
This is the largest ocean on Earth, covering more area than all the land combined.
Difficulty: Easy- Pacific Ocean
- Atlantic Ocean
- Indian Ocean
- Arctic Ocean
This is the frozen form of seawater that floats on the ocean surface in polar regions.
Difficulty: Medium- Glacier
- Sea ice
- Iceberg
- Permafrost
This complete set of equations governing large-scale ocean circulation includes momentum, continuity, and tracer conservation equations.
Difficulty: Hard- Primitive equations
- Navier-Stokes equations
- Shallow water equations
- Boussinesq equations
This percentage represents roughly how much of Earth's surface is covered by oceans.
Difficulty: Easy- 50%
- 60%
- 71%
- 85%
This shallow underwater extension of a continent slopes gently from the shore before dropping off into deeper waters.
Difficulty: Medium- Abyssal plain
- Continental shelf
- Ocean trench
- Mid-ocean ridge
This theoretical framework explains how wind-driven and thermohaline circulations interact to determine the depth of the main thermocline.
Difficulty: Hard- Munk-Wyrtki hypothesis
- Stommel-Arons model
- Luyten-Pedlosky-Stommel theory
- Rhines-Young framework
This colorless, odorless compound makes up about 96.5% of seawater.
Difficulty: Easy- Salt
- Water
- Oxygen
- Carbon dioxide
This type of whale has a series of throat grooves that expand to gulp enormous quantities of water and prey.
Difficulty: Medium- Toothed whale
- Sperm whale
- Baleen whale
- Killer whale
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