science 1
who is a scientist that studies the earth?
geologist
an example of mechanical weathering
wind, water, ice, snow, hail, etc.
testing rocks for chemical levels is what type of weathering
chemical weathering
what is left behind when you test for streak
a powder
intrusive igneous rock is formed below the earth's surface, but another type of rock usually formed below the surface is
metamorphic
what are the four layers of the earth
crust, inner core, outer core, mantle
the special suit to investigate volcanoes is coated with
reflective metal
tree roots eroding away at a rock is an example of which type of weathering
biological
when a mineral reflects light we are testing for
lustre
fossils are usually found in what type of rock
sedimentary
which layer of the earth is so hot, and under such intense pressure that it is solid?
inner core
a tool to measure angle changes in the ground slope
surveyor's level
moving sediments from place to place is known as
erosion
what is the scale that measures the hardness of a mineral
Moh's hardness scale
using a magnetometer to look for minerals is a part of
geophysical prospecting
what fruit (from your notes) could be a model for the layers of the earth?
apple
what is the machine called that measures earthquakes?
seismograph
running water can affect the way the land is formed. In Alberta ,we have many examples of this, known as what type of landform:
fluvial landforms
according to Moh's hardness scale, what is the softest mineral that scratches easily?
talc
two things required for a rock to change forms
heat and pressure
In an earthquake the area directly above the focus is the
epicentre
in the richter scale, every interval of 1 represents an increase of 10 times the amount of
ground motion
what are the building blocks of rocks
minerals
igneous rock formed below the surface/inside the earth is known as
intrusive
if you drive to drumheller and look out your window you may see this type of rock
sedimentary