what farming technique moves crops around so they aren't in the same place?
Crop rotation
Define Differential Weathering=
Softer rock wears away leaving harder rock behind.
When farmers plow across the slope of a hill it's called...
contour plowing
What is it called when farmers make little steps in their fields- a series of smaller, flatter fields instead of a hill?
terracing
When talking about soil, if you consider the particle sizes and 'feel' of it, you are talking about the soil's ________.
Texture
How do you describe 'No-Till' farming?
The practice of leaving old stalks on the soil so the rain doesn't wash it away.
What is the term for when soft rocks wear away fastesr leaving harder rocks behind?
Differential Weathering.
What is the difference between parent and bedrock???
Parent rock is the rock soil actually comes from and bedrock is the rock directly beneath a layer of soil.
What are the series of LAYERS in a cross section of soil called?
Horizons
What type of rock weathering forms RUST?
Oxidation!
