SENIOR HIGH SCHOOL
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ACTIVITY 5
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STEM 11
FIRST (1st)
Written Work
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SCI 11 - EARTH SCIENCE
2025-2026/1ST SEMESTER
Classify rocks into igneous, sedimentary, and metamorphic.
Reyes, J. A., & Reyes, M. A. (2017). Earth Science. Our Universe. Our Planet. Our Future.
Intramuros, Manila: Unlimited Books Library Services and Publishing Inc.
Worksheet for Identifying Rocks. (2016, February 10). Retrieved from studylib.net:
https://studylib.net/doc/7135566/answer-key-and-worksheet-for-identifyingrocks
WHAT TYPE
Word Bank
TYPES OF ROCK: Sedimentary, Igneous, Metamorphic
NAME OF ROCK: Chert, Coal, Conglomerate, Fossilforous, Geode, Gneiss, Granite, Lava Rock,
Limestone, Marble, Mica Schist, Obsidian, Pumice, Rhyolite, Sandstone, Shale, Slate
Description of the Rocks
Large pebbles stuck together by
minerals left form water
evaporation
Brown dull rock, inside has
crystals from water evaporating
Black and white crystals that
cooled slowly in a magma
chamber
Fossils that are stuck together by
minerals left from water
evaporation
Black, glassy, smooth rock that
cooled at a lava flow
White, very light in weight, rock
formed from ash
Red or black rock that has a lot
holes throughout it when lava
cooled
Clay that has been stuck together
by minerals left from water
evaporation
Type of Rock
Name of Rock
SENIOR HIGH SCHOOL
Sand that has been stuck
together by minerals from water
evaporation
Clay that has been smooshed
very closely by heat and pressure
Dark black, tight lines, and sparkly
squished by heat and pressure
Dark black, occurred when dead
things combined with the soil
Blotchy with distorted lines
squished by heat and pressure
Black with some white
throughout, made from mineral
deposits
White and gray stone with a
chemical change from weathering
Heavy, green, made from ash and
rock stuck together in a volcano
Tight line, very sparkly from
crystals squished by heat and
pressure