purty rocks
define ore
a rock that contains valuable metal or other minerals
Define rock strata
hundreds of rock layers
Define mining and open pit mining
mining is breaking larger rock into smaller ones to find resources
open pit mining is digging a hole
When using remote sensing equipment what are scientists looking for?
resources
Indus and Ganges
define properties
characteristics that can be used to identify a resource
What rock layer tends to be the oldest?
The rock layer on the bottom
define consumption
the purchase or use of things, including natural resources
What were the byproducts of producing copper from malachite ore like we did in lab and what problems can it cause on large scale?
waste acid and rock, it can containment the environment
What root means foot?
ped
Who are scientists who use fossils to understand when events occurred?
paleontologists
What do scientist use to mark the end of the Mesozoic period?
extinction of dinosaurs
What is the difference between renewable and nonrenewable? AND give examples.
renewable is replenished before humans can use up. water/wood
nonrenewable cannot be replenished before humans use it up. copper/oil
plastic
Best class and teacher ever.
Science, Mr Walsh
Define deposits and natural resources
deposits: areas containing significant amount of a resource
natural resources: materials that are found on Earth naturally and used by people
Geologic time periods are divided by?
the appearance and disappearance of certain life forms
Which can be recycled: nonrenewable or renewable?
both can be
What type of rock is petroleum?
sedimentary rock
What makes the lithospheric plates move? AND define what makes the plates move.
Convection is the transfer of thermal energy (heat)
gravity is force that pulls object to another
What was the complete process of extracting copper from Malachite Ore with sulfuric acid?
put acid in cup, add ore, stir and let sit for 5 minutes, filter cup, add iron powder to liquid, stir, siphon off liquid
Name the four major time periods in order from oldest
precambrian, Paleozoic, mesozoic and Cenozoic
What is the per capita consumption for this classroom if we had 50 cookies and 25 sodas?
divide the resource by the number of people in the room for each resource
What is the per capita consumption of a nation if it uses 360,000 tons of copper with 1.5 million people
.24 per person
Mr. Walsh makes chocolate milk by mixing 3 cups of milk and 6 tablespoons of cocoa powder. How much cocoa powder is needed for 7 batches? Mrs. Griffiths said you have to label or no credit....
42 tablespoons