Science & tech
The “Volcanoes, earthquakes and the Earth inside” quiz — Science & tech. It has 25 questions in five categories: Volcanoes at Work, When Earth Shakes, Under Our Feet, Rock Detective, Earth's Archive. Questions get harder as the points go up, from 100 to 500.
The 100- and 200-point questions are open here. The rest show only their first words, and there are no answers: all of that is in the game itself.
What is molten rock called after it escapes a volcano and flows over the ground?
What do geologists call the underground reservoir where molten rock can gather before an eruption?
Name the pictured volcanic…
In the gameA fast, ground-hugging avalanche…
In the gameA volcano's summit caves…
In the gameWhat event sends shaking through the ground when rocks suddenly slip along a fault?
Name the instrument that records ground motion as a wavy line, once traced by a pen on a turning drum.
The rupture begins underground…
In the gameWhich seismic waves travel…
In the gameThe Richter scale underestimates…
In the gameWhat is Earth's thinnest major layer, forming both continents and the ocean floor?
A vast rocky layer lies above Earth's metallic center and creeps over geological time. What is it?
The motion of liquid…
In the gameAn oceanic plate dives…
In the gameIn 1909, a Croatian…
In the gameName the familiar speckled rock made mostly of quartz and feldspar and often used for kitchen worktops.
Minecraft makes this black glass tougher than stone; in nature it breaks into sharp blades. What is the pictured rock?
Michelangelo carved David from…
In the gameA drop of dilute…
In the gameName this dark, coarse-grained…
In the gameWhat do we call a dinosaur footprint preserved in rock for millions of years?
The Colorado River wears away rock as it carves the Grand Canyon. What is that process called?
This extinct animal left…
In the gameGeologists measure radioactive decay…
In the gameOlder beds were tilted…
In the gameAll 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.
