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Resource — Weathering and Erosion Match-Up

Printable vocabulary match-up resource for Lesson 9. Cut-out cards pairing weathering and erosion terms with child-friendly definitions and an example, for a group matching activity, plus a teacher answer key. Supports the Weathering Detectives worksheet.

Print one set per group and cut out all the cards (keep the term cards and definition cards separated). Groups race to match each term to its definition and its example. Then check with the answer key and fix any that were wrong.

Term cards

TermTermTermTerm
WeatheringMechanical weatheringChemical weatheringBiological weathering
ErosionTransportationDepositionTopsoil

Definition cards (cut out and shuffle)

DefinitionExample
Rock is broken into smaller pieces where it isa cliff slowly crumbling
Rock is physically broken without changing what it iswater freezing in a crack (freeze & thaw)
A chemical reaction breaks the rock downacid rain dissolving limestone
Living things break the rocktree roots cracking a path; mining
Broken pieces are moved away by wind, water or icea river carrying sand downstream
The carrying of the pieces to a new placewind blowing sand across a desert
The pieces settle and are dropped in a new placesand building up into a sandbank
The dark, nutrient-rich top layer of soil where plants growthe soil a farmer plants crops in

Teacher answer key

TermDefinitionExample
WeatheringRock broken into smaller pieces where it isa cliff slowly crumbling
Mechanical weatheringPhysically broken without changing what it isfreeze & thaw
Chemical weatheringA chemical reaction breaks it downacid rain on limestone
Biological weatheringLiving things break the rocktree roots; mining
ErosionBroken pieces moved awaya river carrying sand
TransportationCarrying pieces to a new placewind blowing sand
DepositionPieces settle in a new placea sandbank forming
TopsoilThe nutrient-rich top layer of soila farmer's growing soil