Round 1
Why might the rocks on a beach seem to disappear over time?
A. ocean waves are washing sand onto the beach
B. floods caused by rainfall covered the rocks with sand
C. warm ocean water melted the rocks
D. weathering is breaking down the rocks into smaller pieces
D. weathering is breaking down the rocks into smaller pieces
Which is not a form of weathering?
A. rocks bumping and rubbing against each other
B. ice grinding the rocks
C. acid rain falling on rocks
D. soil washed away by a flood
D. soil washed away by a flood
Which best explains how a glacier changes the earth's surface over time?
A. burning
B. melting
C. blowing
D. scraping
D. scraping
What process is taking place when rock and dirt are moved from one place to another by forces such as wind and water?
A. Weathering
B. Erosion
C. Deposition
D. Sediment
B. Erosion
Which one of the following is a change on the surface of the earth caused by water?
A. shaking of buildings and bridges
B. moving dirt by heavy rain and flooding
C. spewing gases and ashes into the air
D. moving sand by high wind speeds
B. moving dirt by heavy rain and flooding
4 soil samples are shown below:
Mass before erosion Mass after erosion
Soil 1: 100g 75g
Soil 2: 100g 50g
Soil 3: 100g 84g
Soil 4: 100g 27g
Which soil shows the greatest amount of erosion?
A. Soil 1
B. Soil 2
C. Soil 3
D. Soil 4
D. Soil 4
Canyons are formed:
A.an earthquake split the river apart
B. the river at the bottom eroded rocks and dirt for many years
C. lava from a volcano erupted in the area and melted away the rock
D. rain fell into a large opening in the ground
B. the river at the bottom eroded rocks and dirt for many years
Which of the following landforms is created when land is squeezed together?
A. Mountain
B. Valley
C. Beach
D. Ocean
A. Mountain
List ALL the things that are a cause of erosion.
A. wind
B. oil
C. automobiles
D. water
E. glaciers
F. gravity
G. clouds
H. animals
A. wind
D. water
E. glaciers
F. gravity
H. animals
4 soil samples are shown below:
Mass before erosion Mass after erosion
Soil 1: 100g 75g
Soil 2: 100g 50g
Soil 3: 100g 84g
Soil 4: 100g 27g
Which soil shows the least amount of erosion?
A. Soil 1
B. Soil 2
C. Soil 3
D. Soil 4
C. Soil 3
Which of the following landforms can be created as a glacier moves across the surface of the Earth?
A. Mountain
B. Valley
C. Beach
D. Ocean
B. Valley
Which landform was made by the depositing of sediments?
A. canyon
B. beach
C. arch
D. glacier
B. beach
Weathering can be caused by:
(list ALL that apply)
A. temperature
B. clouds
C. ice
D. animals
E. clay
F. wind
G. water
H. chemicals
I. mass
A. temperature
C. ice
D. animals
F. wind
G. water
H. chemicals
W-
E-
D-
e-moving of rock and soil
d-dropping off rock and soil
Large pieces of ice that move slowly across the land are called?
a. Sand dunes
b. Valley
c. Ocean
d. Glacier
d. Glacier
A cliff or rock that was once very jagged and sharp will eventually look more rounded and smaller due to:
A. faulting
B. deposition
C.evaporating
D. erosion
D. erosion
In an experiment we planted 3 different types of plants in the same kind of soil. We lifted up one side of the pan and poured water on each of the plants. What are we trying to find out?
A. how much water each type of soil holds
B. which plant best prevents soil erosion
C. how weather affects soil erosion
D. does fast or slow water cause soil to erode
B. which plant best prevents soil erosion
The rocks that make up mountains are broken off during strong storms. The pieces are then moved by the rivers till they get to the beaches. Those pieces of rock settle down on the beaches as sand. Identify the process that is occurring at each of the three parts of the diagram.
A. I. Deposition, II. Erosion, III. Weathering
B. I. Deposition, II. Weathering, III. Erosion
C. I. Weathering, II. Erosion, III. Deposition
D. I. Erosion, II. Weathering, III. Deposition
C. I. Weathering, II. Erosion, III. Deposition
What landform is formed when sediment is deposited at the mouth of a river?
A. Sand dune
B. Valley
C. Delta
D. Ocean
C. Delta
The ocean has tides that are high and low. How do tides make changes on land?
A. by changing the weather
B. by changing sedimentary rock to fossils
C. by depositing soil on the beach
D. by melting glaciers
C. by depositing soil on the beach