Types of soil
weathering
erosion
Mix
Mix
100
Which soil held the most water?
A)gravel
B) topsoil
C) sand
D) clay
What is D) clay
100
Anna took a large, jagged rock down to the river near her home and placed it in the water where the water was moving very fast. She went back to check the rock several months later. What changes will Anna observe in her rock?
A) The rock will be smaller and smooth, as jagged edges were worn by the water.
B) The rock will be larger and smooth, as small pieces were added by the water.
C) The rock will be larger and rough, as other minerals were added by the water.
D) The rock will smaller and rough, as pieces were ripped off by the water.
What is A) The rock will be smaller and smooth, as jagged edges were worn by the water.
100
What picture shows a body of water that will cause the fastest erosion of nearby landforms?
A) 
B)
C
D)
What is B)
100
Color is a property of soil that reveals lots of information. Which of the following is NOT learned from knowing the color of soil?
A) how many plants it can support
B) the amount of nutrients it has
C) the type of climate it came from
D) how deep in the ground it was
What is A) how many plants it can support
100
Which soil dries the fastest after a rain storm?
A) loam
B) clay
C) sand
D) silt
What is C) sand
200
Garden vegetables, like tomatoes and beans, grow best in soil that holds some water but also drains well. Using the picture, which soil would most likely be best for growing garden vegetables?
A) topsoil
B) clay
C) gravel
D) sand
What is A) topsoil?
200
On a recent field trip to a local river, the science class collected several rocks from the riverbed. The rocks were all smooth and rounded. Why were the rocks in the riverbed smooth?
A) The minerals from which the rocks are made always have smooth edges.
B) Rushing water in the river wore away any jagged edges on the rocks.
C) Plants along the river released chemicals that wore down the rocks.
D) The action of wind over time caused the rocks to become smooth.
What is B) Rushing water in the river wore away any jagged edges on the rocks.
200
James finds a strange rock formation in the mountains
What most likely caused this rock formation?
A) wind erosion over many years
B) erosion by waves over many years
C) the rock was chipped away by animals
D) erosion by ice crystals
What is A) wind erosion over many years
200
Which sentence is NOT a reason that many plants do not grow well in clay soil?
A) The particles in clay are too close together to allow air and plant roots through.
B) The particles in clay block drainage and flood plants with too much water.
C) The particles in clay are so small that all water passes right through.
D) The particles in clay latch onto nutrients that can damage plants.
What is C) The particles in clay are so small that all water passes right through.
200
The pictures show two samples of soil.
Which sample can hold more water? Why?
A) Sample X because it has less texture
B) Sample Y because it has more texture
C) Sample X because it has larger particles
D)Sample Y because it has smaller particles
What is D) Sample Y because it has smaller particles
300
Which soil has the smallest grains?
A) topsoil
B) loam
C) silt
D) sand
What is C) silt?
300
What is NOT true about how wind and rain help build soil?
A) Rain helps break down organic material.
B) Wind helps break apart pieces of rock that mixes with soil.
C) Wind and rain help make sure that top soil remain in place.
D) Wind and rain break down minerals that are added to soil.
What is C) Wind and rain help make sure that top soil remain in place.
300
Which of these landforms will most likely change shape the fastest due to high winds?
A)
B) 
C)
D)
What is D)
300
Jonah picks up a handful of dirt and wants to know what kind of soil it is. The dirt can be molded and is very smooth and wet. What is the soil most likely made of?
A) clay
B) gravel
C) sand
D) silt
What is A) clay
300
Which of these descriptions best describes loam?
A) It is made of large, coarse particles that do not hold water.
B) It is made of a mix of very small, medium, and large particles.
C) It is made of particles that are too small to see with the naked eye.
D) It is made of particles that are medium sized and do not hold nutrients.
what is B) It is made of a mix of very small, medium, and large particles.
400
Which type of soil has the largest particles?
A) clay
B) silt
C) loam
D) sand
What is D) sand
400
What most likely causes cliffs near the ocean to change shape and wear down?
A) The rocks are worn away by animals.
B) The rocks are worn away by wind and waves.
C) Sand from the waves breaks down the cliffs.
D) Objects are thrown from the waves and damage cliffs.
What is B) The rocks are worn away by wind and waves.
400
Rainfall moves soil from the sides of hills and mountains to plains and valleys below. Using this information, which would be best for growing crops?
A) plains and valleys because they get more sunlight than mountains and hills
B) plains and valleys because they have rich soil
C) mountains and hills because they have thin soil
D) mountains and hills because they get more rainfall than plains and valleys
What is B) plains and valleys because they have rich soil
400
The picture shows three types of soil. 
Which of the following statements is correct?
A) The particles in sand are closer together than the particles in loam or clay.
B) The particles in clay are larger than the particles in sand and loam.
C) The particles in loam and sand are the same size.
D) The particles in loam are different sizes.
what is D) The particles in loam are different sizes.
400
quickly water will drain through cups of soil. Which of the following statements is true?
A) The water will drain fastest through the soil with the darkest color.
B) The water will drain fastest through the soil with the largest particles.
C) The water will drain fastest through the soil with the smallest particles.
D) The water will drain fastest through the soil with the lightest color.
What is B) The water will drain fastest through the soil with the largest particles.
500
Sarah picks up a handful of soil. She says it has coarse particles and cannot be molded. Which type of soil is Sarah most likely holding?
A) topsoil
B) clay
C) silt
D) sand
What is D) sand
500
The picture shows a canyon.
What most likely created the canyon?
A) Wind wore down a path through the mountains.
B) Chemicals wore away a path down through the rocks.
C) Tree roots grew down and broke away the rocks.
D) The river wore down the rock over thousands of years.
what is D) The river wore down the rock over thousands of years.
500
Which of the following can move soil very far?
A) wind
B) clouds
C) trees
D) worms
What is A) wind
500
The picture shows the particle size of different soil types.
Which particle would most likely be found in soil near a mountain area of Georgia?
A) Q, because soil near a mountain would have large particles from rocks breaking apart
B) S, because soil near a mountain would have a lot of small particles of organic matter
C) R, because soil near a mountain would have a lot of large sand particles
D) T, because soil near a mountain would have small particles from minerals
What is A) Q, because soil near a mountain would have large particles from rocks breaking apart
500
Most plants need soil that can hold water and has room for roots to grow. Which describes soil that would be best for most plants?
A) soil made of medium-sized parts that are held together tightly
B) soil made of tiny parts that are held together tightly
C) soil made of medium-sized parts that are held together loosely
D) soil made of tiny parts that are held together loosely
What is C) soil made of medium-sized parts that are held together loosely