Question 1

Acids in groundwater

Accepted Answer

Which type of chemical weathering creates caves?

Question 2

by chemical weathering

Accepted Answer

How do lichens slowly break down a rock?

Question 3

oxidation

Accepted Answer

What is the result when oxygen in the air reacts with iron?

Question 4

hot and wet

Accepted Answer

What climate speeds up chemical weathering?

Question 5

cold and wet

Accepted Answer

What climate speeds up mechanical weathering?

Question 6

Differential weathering

Accepted Answer

Which process wears down hard rock slower than soft rock?

Question 7

humus

Accepted Answer

What is the organic material that forms in soil from the decayed remains of plants and animals?

Question 8

Leaching

Accepted Answer

What process pushes nutrients from the topsoil to lower soil horizons due to heavy rain?

Question 9

soil fertility

Accepted Answer

What is a soil's ability to hold and supply nutrients to a plant?

Question 10

Contour Plowing

Accepted Answer

Which farming technique helps slow erosion by plowing across the slope of a hill?

Question 11

Plants, Animals, Wind, Water, Ice, Gravity

Accepted Answer

What are the agents of mechanical weathering?

Question 12

ice wedging

Accepted Answer

What is a type of frost action?

Question 13

Terracing

Accepted Answer

Which farming technique helps to slow erosion by changing one steep field into a series of smaller, flatter fields?

Question 14

Mechanical Weathering

Accepted Answer

The breakdown of rock into smaller pieces by physical means?

Question 15

Crop rotation

Accepted Answer

The term used for planting different crops in order reduce erosion and nutrient depletion.

Question 16

Temperate Forest & Grassland

Accepted Answer

Which climate has the most productive soil for raising crops?

Question 17

No till

Accepted Answer

What farming technique leaves old stalks in order to reduce water runoff and soil erosion?

Question 18

abrasion

Accepted Answer

What is it called when wind blown sand continually hits a rock and eventually wears away the rocks surface?

Question 19

Erosion

Accepted Answer

What is the term for weathered rock material being MOVED by wind, water, or gravity?

Question 20

plants

Accepted Answer

What helps prevent wind erosion?

Question 21

the wind

Accepted Answer

What determines the direction that dunes move?

Question 22

Alpine

Accepted Answer

What type of glacier is found in the mountains?

Question 23

Continental

Accepted Answer

Which type of glacier covers a huge amount of land?

Question 24

deflation

Accepted Answer

What type of wind erosion causes desert pavement?

Question 25

sandbars and barrier spits

Accepted Answer

What are some common offshore deposits?

Question 26

the wind

Accepted Answer

What causes sand to skip and bounce in the process of saltation?

Question 27

longshore currents

Accepted Answer

Which currents travel in a zigzag pattern?

Question 28

gravity

Accepted Answer

What force moves glaciers?

Question 29

mass movement

Accepted Answer

What is the movement of material downslope?

Question 30

water expands when it freezes.

Accepted Answer

Which of water's properties causes ice wedging?

Question 31

creep

Accepted Answer

What is an example of slow mass movement?

Question 32

Rapid mass movement

Accepted Answer

Which type of mass movement is most destructive?

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