Skip to content
Library
Solve
Practice
Search 7,000+ topics
/
Color theme
Dark
Light
Sign in
Library
Solve
Practice
Search everything
About Expii
Contributors
Topic directory
Science
Earth Science
Geology
Minerals and Rocks
Rocks
What Are the Three Main Rock Groups?
Sedimentary Rocks
How Are Sedimentary Rocks Formed?
Read this topic
Explanations
1
A river carries, or transports, pieces of broken rock as it flows along. When the river reaches a lake or the sea, its load of transported rocks settles to the bottom. We say th…
By Iris
Problems
1
Indicate what rock type is being described: Cementation and compaction form these rocks.
Find a topic
Type a concept, like “slope” or “photosynthesis”.
↑ ↓ to choose · Enter to open
Search explanations and problems