What do we call it when pieces of broken down rock are moved from one place to another?
a) weathering
b) erosion
c) deposition
b) erosion
100
Soil is made up of ______________________.
a) grass, rocks, snakes, air, string
b) rocks, minerals, chemicals, bugs, litter
c) rocks, minerals, humus, air, water
c) rocks, minerals, humus, air, water
100
Texture tells how a rock ______________.
a) looks
b) feels
c) smells
b) feels
200
What property tells how a rock looks in the light?
a) texture
b) color
c) luster
c) luster
200
Which rocks are also known as fire rocks because they are made from magma or lava that has cooled?
a) metamorphic
b) igneous
c) sedimentary
b) igneous
200
What do we call the breaking down of rocks by things like rain, wind, and ice?
a) weathering
b) erosion
c) deposition
a) weathering
200
What are the 3 types of soil?
a) silt, loam, humus
b) pebbles, rock, stone
c) silt, sand, clay
c) silt, sand, clay
200
What does it mean if a rock is a 2 on the MOH's Hardness Scale?
a) it is hard
b) it is soft
c) it is shiny
b) it is soft
300
What do you call a scientist who studies rocks and minerals?
geologist
300
Which rocks are also known as sandwich rocks because they form in layers?
a) igneous
b) metamorphic
c) sedimentary
c) sedimentary
300
Name the 3 slow land changes.
Weathering, erosion, deposition
300
Which kind of soil is best for plants?
a) silt
b) sand
c) clay
a) silt
300
The characteristics used to describe a rock are called ____________________.
properties
400
What kind of test do you use to find out how hard a rock is?
scratch test
400
Which rocks are known as changing rocks because they change from one rock to another because of heat and pressure?
metamorphic rocks
400
During weathering, mountains and rocks are broken down into small pieces called ________________.
sediments
400
There are _____ layers of soil.
3
400
What do you call melted rock inside a volcano?
magma
500
What is the name of the scale scientists use to show how hard a rock is?
MOH's Hardness Scale
500
Which type of rock are most fossils found in?
sedimentary rocks
500
Wind dropping off sand and making sand dunes on a beach is an example of which slow land change?
deposition
500
Humus is good for plants because it has lots of _______________.