How do plants most commonly break large rocks into smaller pieces?

Plant roots grow into cracks in rocks.

The freezing and thawing action of water affects a rock by what?

Gradually breaking down the rock into smaller pieces

Which solution helps control floods?

Building control dams and levees

Long term earthquake predictions are best at predicting what?

Where an earthquake is likely to occur.

In which of these ways can volcanoes help create land?

By adding lava to Earth's surface

Deposition is a process that........

Drops sediment to form landforms

What happens when two continental plates collide?

Earth's crust crumbles and folds

An earthquake is..........

A movement, or shaking of the ground due to shifting plates

How does a dam help control flooding?

It holds back high water and releases it slowly

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Earth Science

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Constructive & Destructive Processes

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Questions 24

Answers

1
How do plants most commonly break large rocks into smaller pieces?
Seeds from plants fall onto rocks & release acidic compounds
Plant leaves insulate surrounding rocks from extreme temps.
Stems of plants surround and squeeze rocks.
Plant roots grow into cracks in rocks.
2
The freezing and thawing action of water affects a rock by what?
Gradually breaking down the rock into smaller pieces
Leaving behind sedimentary particles from evaporation
Transforming the rock into igneous rock
Chemically changing the rock
3
Which solution helps control floods?
Creating deltas at the end of rivers that flood
Building bridges over rivers that flood
Building control dams and levees
Using contour plowing
4
Volcanoes can create new land when they release what?
faults
mud
lava
water glaciers
5
Long term earthquake predictions are best at predicting what?
When the next earthquake will occur.
Where an earthquake is likely to occur.
How much damage an earthquake will cause.
How long the next earthquake will occur.
6
The land form here is a sea arch. What is responsible for shaping this arch?
Erosion
Plate tectonics
Earthquakes
Deposition
7
How is a delta most likely formed?
Precipitation and condensation
Glacier movement
Deposition and sediment
Irrigation
8
Moving water was the most important factor in forming which of these?
Sand Andreas Fault
Providence Canyon
The Rocky Mountains
Mount St. Helens
9
Scientists know where earthquakes will occur because they know the locations of what?
long shore currents
mountains
volcanoes
faults
10
In which of these ways can volcanoes help create land?
By adding heat to Earth's surface
By adding lava to Earth's surface
By adding gases to the atmosphere
By adding water vapor to the atmosphere
11
What records movements in the Earth's crust?
Seismometer
Frame
Seismograph
Mass
12
Deposition is a process that........
Breaks down rock to form sediment
Drops sediment to form landforms
Removes sediment from landforms
Dissolves sediment
13
Which factor causes a mudslide?
The amount of wind in the area
The amount of pollution in the area
The amount of rain in the area
The amount are carbon dioxide in the area
14
Beaches that have eroded are reclaimed through what?
Weathering
Beach reclamation
Building seawalls
Building of terraces
15
This picture here shows a sand dune. Which natural force most likely shaped this landform?
Rain
River
Gravity
Wind
16
What is weathering?
A type of climate
The transport of sediment
The breakdown of rock
The aging of rock
17
Which of the following can be triggered by an earthquake?
landslide
all of these
intense ground shaking
tsunami
18
Which process is most responsible for the formation of the Grand Canyon?
Cracking of Earth's crust by earthquakes
erosion by wind and water
continental glaciers
eruptions by explosive volcanoes
19
What landform forms from deposition at the mouths of rivers?
Floodplain
Sand Dune
Moraine
Delta
20
What happens when two continental plates collide?
One is forced into the mantle
Both are forced into the mantle
Earth's crust crumbles and folds
An earthquake occurs
21
Which of these has caused the Appalachian Mountains to become rounded and smooth over time?
Earth's magnetic field
The sun's rays
Light and darkness
Wind and rain
22
Which human activity will most likely increase soil erosion?
Clear-cutting wooded areas
Growing crops
Planting flowers
Mowing grass
23
An earthquake is..........
A movement, or shaking of the ground due to shifting plates
Heavy rains and strong winds
An uncontrolled fire
When heavy rains come, a river overflo
24
How does a dam help control flooding?
It holds back high water and releases it slowly
It is too high for water to rise above
It allows sediment in floodwaters to move downstream
It offers a natural method of flood control

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