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by BlastRoom
Identify rock types from how they form and what samples look like.
#us_grade_5_science
40 questions
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A rock formed when melted rock cooled and hardened. What type of rock is it?
Layers of broken rock were pressed and cemented together over time. What type of rock formed?
A rock formed when existing rock was changed by heat and pressure without melting. What type is it?
Lava cooled quickly on Earth's surface and became solid rock. What type of rock formed?
Shell pieces and sand settled underwater, then were pressed into rock. What type of rock is it?
Shale buried deep under a growing mountain range was heated and squeezed until it turned into slate. What type of rock is slate?
Melted rock cooled slowly underground and grew visible crystals. What type of rock formed?
Tiny mud and clay particles settled in water, then were squeezed into flat layers. What type formed?
A buried rock was squeezed so its minerals lined up in bands. What type of rock formed?
Melted rock cooled so fast that a smooth glassy rock formed. What type of rock is it?
Layers of sand, mud, and plant remains were buried and pressed over a long time. What rock type forms from pressed layers?
Limestone deep underground was heated and squeezed for a very long time until it turned into marble. What type of rock is marble?
Frothy lava full of gas bubbles blasted out of a volcano and cooled into a light rock covered in tiny holes. What type of rock formed?
A river dropped rounded pebbles and sand that were later buried and cemented together into rock. What type of rock formed?
Sandstone was buried deep, heated, and squeezed until its sand grains fused into a very hard new rock. What type of rock formed?
Magma pushed up into a crack in the crust and cooled there into solid rock. What type of rock formed?
Sand dunes in an ancient desert were buried, and over time their grains were cemented together. What type of rock formed?
Hot magma pushed into a layer of shale and baked the rock right beside it into a harder new rock, without melting it. What type of rock did the baked shale become?
A rock is speckled with large light and dark crystals locked together. What is its name?
A dark rock has tiny crystals, no layers, and is not glassy. What is its name?
A rock is smooth, black, shiny, and glassy with no visible grains. What is its name?
A light-colored rock has many round holes and feels very light for its size. What is its name?
A rock feels gritty to the touch, and you can see its small rounded grains cemented together in flat layers. What is its name?
A pale rock contains shell-shaped fossil pieces from animals that once lived in a shallow sea. What is its name?
A dark rock breaks into thin layers and is made of very tiny mud-sized grains. What is its name?
A pale rock has sugary-looking crystals and no flat layers or bands. What is its name?
A smooth dark rock breaks into thin, hard plates often used for roofing. What is its name?
A rock has alternating light and dark bands that look like stripes. What is its name?
A sample has bent light and dark bands, with crystals squeezed into stripes. What type of rock is it?
A sample is made of tiny mud grains pressed into flat layers that split easily. What type of rock is it?
Which rock is igneous: granite, sandstone, limestone, or slate?
Which rock is igneous: basalt, marble, sandstone, or shale?
Which rock is igneous: obsidian, shale, marble, or limestone?
Which rock is igneous: pumice, shale, sandstone, or limestone?
Which rock is sedimentary: sandstone, granite, marble, or obsidian?
Which rock is sedimentary: limestone, basalt, slate, or gneiss?
Which rock is sedimentary: shale, pumice, granite, or slate?
Which rock is metamorphic: marble, limestone, sandstone, or basalt?
Which rock is metamorphic: slate, shale, granite, or pumice?
Which rock is metamorphic: gneiss, granite, sandstone, or limestone?
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Sedimentary Rock and Fossil Fuels
20 questions
