Rocks
Rocks are made up of...
minerals
colour, shape, lustre, texture, hardness
Which layer of soil is made of solid rock?
bedrock
How did we test erosion in class?
shaking a sugar cube!
An igneous rock is made from
lava and magma
a rock that is polished and reflects light is called a
crystal
Which is better at drainage? Sand or clay?
Sand
Erosion is the _____ of rocks
breaking down
A metamorphic rock is created from
heat and pressure
Lustre is how ______ or ______ a rock is
shiney or dull
What are the 5 layers of soil
organic layer, top soil, sub soil, parent material, bedrock
Another word for erosion is
weathering
A sedimentary rock is made up of
layers
the hardest rock is _______
hint (it is a gem)
diamond
What are 3 things that are in soil
rocks, sand, clay, dead plants, dead animals, fungi, manure
How can rocks get broken down in nature
water, rain, roots, falling down cliffs
name one rock and its type
anything that works
Name one rock or mineral that is used in countertops
marble, quartz, granite
name the 4 types of soil
sand, clay, loam, silt
what soil is the best for growing plants
loam