Flashcard 9 - Earth & Space

Front

What is the most common igneous rock?

Back

basalt

Front

What type of rock cools slowly deep within the Earth and then quickly on the surface?

Back

porphyritic

Front

What are the hard, round sedimentary rock structures called when minerals crystallize around a mineral fragment?

Back

concretions

Front

Which type of sedimentary rock is crafted from mechanical sediments?

Back

clastic sedimentary rock

Front

What is the most abundant sedimentary rock on Earth?

Back

shale

Front

What is a layer of sedimentary rock called?

Back

stratum (or bed)

Tags

NGSS.MS-ESS1-4

Front

Which branch of geology explores the origin, composition, and structure of rocks?

Back

petrology

Tags

NGSS.MS-ESS2-1

Front

What is the general term for fuels that come from the ancient remains of once-living things?

Back

fossil

Front

In surface mining, the coal is revealed by removing the upper layers of ground, or __?

Back

overburden

Front

During a geology class, Audrey and Erica stumbled upon a fascinating type of sedimentary rock that looks like a mosaic of smooth pebbles set in hardened sand or clay. Can you guess what this rock is called?

Back

conglomerate rock