Types of rock, soil
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| What is igneous rock? When is it intrusive/extrusive? | formed by cooling of magma; extrusive = cooled rapidly at Earth’s surface and have small minerals, intrusive = cooled slowly underground and have large minerals
🗑
|
||||
| form when rocks weather, erode, and are deposited/cemented into sedimentary rock, often contain fossils | sedimentary rock
🗑
|
||||
| form when igneous or sedimentary rock is subjected to high heat and pressure | metamorphic rock
🗑
|
||||
| hard inorganic substances composing rock | minerals
🗑
|
||||
| Metallic minerals | include iron, aluminum, gold
🗑
|
||||
| breaking of rock into smaller parts | weathering
🗑
|
||||
| group of processes which produce rocks, gets energy from tectonic cycle | rock cycle
🗑
|
||||
| rock weathers into small fragments combined with organic material from dead plants/animals forms soil | soil formation
🗑
|
||||
| top soil | surface layer, typically rich in organic matter
🗑
|
||||
| layer below surface layer, little organic matter | subsoil
🗑
|
||||
| determined by amounts of sand, silt, and clay, if amounts of these three equal, called a loam | soil texture
🗑
|
||||
| its particles are 0.2-2.0 mm diameter, water moves through rapidly, hence nutrient poor (washed out) | sand
🗑
|
||||
| smaller than sand, moderate water and nutrient holding capacity | silt
🗑
|
||||
| smallest soil particles, water moves slowly through, lots of nutrients | clay
🗑
|
||||
| soil containing 40% sand, 40% silt, 20% clay, great for agriculture | loam
🗑
|
||||
| porosity | amount of pore space (empty areas) between soil grains
🗑
|
||||
| water logging | soil completely saturated with water, some plant roots can’t tolerate and plants die (fungus etc.)
🗑
|
||||
| humus | organic (plant/animal remains), dark material remaining after decomposition by microorganisms
🗑
|
||||
| humus containing pellets in soil from earthworms | castings
🗑
|
||||
| illuviation | deposit of leached material in lower soil layers
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
FHSAPES
Popular Science sets