Unit 4: The Geosphere
Lesson 1: Beaches
- Dissecting tray
Water
Beaker
Two blocks
Sand
Pictures of beach in winter and summer
Lesson 2: Sand Composition (Supplemental Lesson)
- Abiogenic sand sample
Biogenic sand sample
Stereomicroscopes or hand lens
Acetic acid
Pipette
Petri dish
Glue
Black construction paper
Toothpicks
Map of Maryland
Internet access
Lesson 3: Weathering
- Bones
Sea shells
Pieces of Granite
Pieces of Basalt
Limestone
Mortar
Pestle
Weak acid
Plastic Beakers
Lesson 4: Erosion and Deposition
- Dissecting tray
Diatomaceous earth
Beaker
Small rocks
Sand
Pictures of landforms: mesa, butte, plains, and valleys, etc.
Lesson 5: Erosion (Supplemental Lesson)
- Modeling Clay
Painting tray
Four small sponges
Soil
Muddy water
Watering can
Lesson 6: Erosion, Watersheds, and Human Activities (Supplemental
Lesson)
- Quart jar with lid
Pebbles
Sand
Dirt
Clay
Crushed leaves
Piece of artificial grass
Two flat sheets of wood
Two shallow aluminum pans
Two large beakers
Habitat Survey
Map or blueprints of schoolyard
Lesson 7: Soil Composition
- Soil Corers
Small plastic bags
Trowels
Markers
Stereomicroscope
Lesson 8: Minerals
- Samples of rocks and minerals
Copper penny
Glass square
Sand
Steel file
Streak plate
Hand lens
Lesson 9: Influence of Climate on Soil Composition
- Video on rainforest destruction
400 mL beaker
Colored sugar (use food coloring)
Sand
Ammonia solution
Nine cork stoppers
Water
Dilute HCl
Eye dropper
pH paper
Topsoil sample
Subsoil sample
Nine test tubes
Test tube rack
Lab apron
Safety goggles
Lesson 10: Groundwater
- Coarse sand, medium sand, fine sand
Two 100 mL graduated cylinders
Timer
Two 400 mL beakers
Filter paper
Grease pencil
Ruler
Glass tube (1 cm x 15 cm)
Ring stand
Masking Tape
Lesson 11: Aquifer/Wells (Supplemental Lesson)
- Blue or red food coloring or Kool Aid
Vanilla ice cream
Clear soda pop
Crushed ice
Variety of colored cake decoration sprinkles and sugars
Drinking straws
Clear plastic cups
Lesson 12: Weathering by Groundwater (Supplemental Lesson)
- Crushed limestone
Sand
Gravel
Weak acid
Small clear plastic terrarium or shoebox
Clay
Sugar
Water
Pictures of Caves
Topographical maps of Kentucky, Tennessee, southern Indiana,
Northern Florida or Puerto Rico
Lesson 13: Glaciers
- Five blocks of clay
Paint tray
Internet access
Lesson 14: Glacial Erosion
- Water
Clay
Sand
Gravel
Wooden Plank
Beaker
Freezer
Plastic Container
Internet Access
Lesson 15: Ice Age
- Internet Access
Lesson 16: Sea Level
- Metric ruler
Sand and gravel mixture (3-5 lbs.)
Water
Disposable container
Shallow pan (30 x 40 x 10cm)
Block
Ice
Lesson 17: Fathometer (Supplemental Lesson)
- Shoe box with lid
Stirring rod
Ruler
Salt
Flour
Bowl
Mixing spoon
2 sheets of graph paper
Calculator
Ocean Profile Table
Lesson 18: Bathymetric Features (Supplemental Lesson)
- Topographical map of United States
Continental margin diagrams
Bathymetric world map
Colored pencils
Lesson 19: Internal Structure of the Earth (Merged into
Lesson 24)
Lesson 20: Lithosphere
- Piece of hardwood
Piece of softwood
Large clear pan
Piece of granite
Piece of basalt
Graduate cylinder
Beaker
Balance
Water
Calculator
Lesson 21 Rock Cycle
- Assorted samples of igneous, sedimentary, and metamorphic
rocks
Poster board
Markers or colored pencils
Earth science text or reference books
Lesson 22: Continental Drift (Supplemental Lesson)
- Compass
Iron Filings
Basalt
Magnets
Two transparencies showing paths of polar wandering in North
America and Eurasia.
Internet Access
Lesson 23: Seafloor Spreading (Merged into Lesson 26)
Lesson 24: Earthquakes
- Internet Access
Excel
Lesson 25: Volcanoes
- Internet Access
Lesson 26: Spreading Rates
- Internet Access
Lesson 27: Plate Tectonics
- Graph paper
Computer spreadsheet (optional)
Internet access
Map of earthquakes
Map of volcanoes
Map of plate boundaries
Diagram of divergent, convergent and transform plate boundaries
Lesson 28: Volcanic Outgassing
- Internet Access
Lesson 29: Mountain Building (Supplemental Lesson)
- Different colored strips of foam rubber
Different colors of clay
Internet access
Thick, flat pieces of Styrofoam
Weights
Clear pan
Water
Lesson 30: Geologic Time and Rock Layers
- Strip of paper (5 meters long)
Table of geologic events and ages
Calculator
Lesson 30A: Using Radioactive Decay to Determine Geologic
Age
- Shoe box with lid
- 100 cubes (sugar cubes work well)
Data table (included below)
Lesson 31: Mass Extinction
- Internet access
Picture of dinosaurs
Dinosaur video
Lesson 32: Connecting the Geosphere to Other Earth/Space
Spheres