Library›Earth & Weather›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

ScienceOne small ahaEarth or weather concept

Layers of deposited material form this rock type, which often preserves fossils.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
ScienceOne small aha
Your new ahaSedimentary Rock

Sedimentary rocks can form from accumulated particles or material precipitated from water. Source: Sedimentary rock ↗

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Earth & Weather

A few more worth knowing.

  1. 27Cooling and solidifying molten material produces this rock type.RECALL
    Igneous Rock

    Igneous rock forms as molten rock cools and solidifies, whether underground or after a volcanic eruption.

    Open this card ↗
  2. 01These tropical cyclones form over warm oceans; elsewhere they may be called typhoons.RECALL
    Hurricanes

    Hurricanes form over warm ocean water and go by different names — typhoon or cyclone — in other parts of the world.

    Open this card ↗
  3. 02These violently rotating columns of air connect thunderstorms with the ground.RECALL
    Tornadoes

    Tornadoes form beneath thunderstorms, and the United States records more of them than any other country.

    Open this card ↗