Quiz number 6 Flashcards
Humus is important because
Helps in soil moisture
provides nutrients
Which climate or landscape would have the best developed soil
Temperature wet dry
Which climate has the fastest weathering rates
Rainforest
The most important form of physical weathering in northwest is
Freeze/thaw
Burrowing organisms (e.g.) earthworms are important in soil formation because they
Mix materials
open up the soil for Oxygen
provide organic material (humus)
Keep the soil from compacting
Type of metamorphism associated with mountain building
Regional
Hydrothermal
chemical fluid
contact
magma
In foliated metamorphic rocks minerals grains are lined up in what direction
Perpendicular
blank is the parent material of slate
shale
A non foliated metamorphic rock composed of calcium carbonate is
Lime stone
In which of the major rock groups do rocks normally form at temp of 300-600 degrees
metamorphic
granite can turn directly into
GNEISS
which mineral will dissolve readily in water
NaCI
Soil layers top to bottom
O A E B C R