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Middle round (ages 9–11): Planet Earth · The ocean. Pages: the ten question cards, two answer sheets to a page (print one page per two teams), and the key on the last page, to fold back.
1. Which became the world's first national park, in 1872?
- A. the Grand Canyon
- B. Yellowstone
- C. Yosemite
2. Which is the smallest of the five oceans?
- A. the Southern Ocean
- B. the Arctic Ocean
- C. the Indian Ocean
3. Rock that forms when melted rock cools and hardens is called what?
- A. metamorphic rock
- B. igneous rock
- C. sedimentary rock
4. Where are the highest tides in the world?
- A. the Bay of Fundy in Canada
- B. the Red Sea
- C. the Caribbean Sea
5. What was the giant supercontinent that broke apart into today's continents?
- A. Pangaea
- B. Atlantis
- C. Antarctica
6. What are the three main layers of the Earth?
- A. crust, mantle and core
- B. crust, lava and ash
- C. rock, water and air
7. About how much of Earth's land is desert?
- A. about one-third
- B. about two-thirds
- C. about one-tenth
8. The Ring of Fire, a belt of volcanoes and earthquakes, circles which ocean?
- A. the Pacific Ocean
- B. the Indian Ocean
- C. the Atlantic Ocean
9. What instrument records the shaking of an earthquake?
- A. a thermometer
- B. a barometer
- C. a seismograph
10. Near Grand Canyon Village, about how deep is the canyon from rim to river?
- A. about 100 feet
- B. about one mile
- C. about 10 miles
Team: ______________________
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Team: ______________________
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The key (for the host: fold this page back)
- B: Yellowstone. Its geysers and hot springs were a big reason it was protected.
- B: the Arctic Ocean. The Arctic Ocean is covered with ice for most of the year.
- B: igneous rock. Granite, basalt and obsidian are all igneous rocks.
- A: the Bay of Fundy in Canada. In the United States, the highest tides are near Anchorage, Alaska.
- A: Pangaea. Its name means all lands, and it began breaking up about 225 to 200 million years ago.
- A: crust, mantle and core. The core in the very middle is made mostly of the metals iron and nickel.
- A: about one-third. Deserts can be hot or cold, but they are always dry.
- A: the Pacific Ocean. Deep ocean trenches run along the Ring of Fire, next to chains of volcanoes.
- C: a seismograph. It draws a zig-zag line called a seismogram.
- B: about one mile. That is about 5,000 feet straight down from the South Rim.
Every answer checked at its source. Play this round on a screen: peabody.kids/trivia/round?r=b2.tearth*8,sea*2.s1872