Show:
S6E5A
S6E5B
S6E5C
S6E5H
S6E5D
100
Outer most and thinnest layer of the earth
What is the Crust ?
100
Softest mineral on the hardness scale
What is Talc?
100
When rocks undergo weathering they become
What is a sediment?
100

Hardest Soil Layer

R Horizon- Bedrock

100

______________ is the process where rocks are broken down into smaller pieces

What is a Weathering

200
thickest layer of the earth
What is the mantle?
200
Hardest mineral on the scale
What is diamond?
200
This cycle shows how one rock changes into another
What is the rock cycle?
200

Subsoil, where deep roots grow are called

B Horizon 

200
  • When water carries away pieces of rock, this is an example of ______________.

What is erosion

300

chemical composition that makes up inner and outer core

What is iron and nickle?

300

You can scratch a mineral across this to see the mineral's true color and determine if soft or hard.

What is streak?

300
Formed by melting and cooling
What is an igneous rock?
300
The C Horizon is made up of?

Smaller rocks; broken down sediments

300
  • What landform can be created by erosion?

a Canyon

400
Exposed to highest temperture and pressure
What is the inner core
400
Produced when magma and lava cools and harden
What is igneous rocks
400

Formed by compaction and cementation; Weathering

What is a sedimentary rock?

400

Which horizon can you find decaying plants?

O Horizon or Organic
400

Erosion differs from deposition because erosion involves:


Carries/Movement of sediments

500

What is Lithosphere?

Under Crust, Upper part of Mantle

500

This rock means, "change in form" by heat and pressure

What is metamorphic?

500
Molten material deep within the earth
What is magma?
500

Name all the horizons in order.

O, A, B, C, R

500

Which human activity increases deposition at river mouths?
a) Deforestation
b) Damming a river
c) Planting vegetation
d) Building windmills

What is Damming a river