null
US
Sign In
Sign Up for Free
Sign Up
We have detected that Javascript is not enabled in your browser. The dynamic nature of our site means that Javascript must be enabled to function properly. Please read our
terms and conditions
for more information.
Next up
Copy and Edit
You need to log in to complete this action!
Register for Free
7525541
Volcanoes
Description
Mind map to support the study of junior cycle volcanoes
No tags specified
volcano volcanoes junior cycle geography
physical geography
junior certificate
Mind Map by
Hazel Gannon
, updated more than 1 year ago
More
Less
Created by
Hazel Gannon
over 7 years ago
58
2
0
Resource summary
Volcanoes
Annotations:
This mind map supports the study of the earth's surface section of the syllabus and concentrates on volcanoes.
Key Words
Magma
Lava
Geyser
Vent
Crater
Ash
Debris
Types of Volcanoes
Active
Erupts regularly
Mount Etna
Extinct
Has not erupted for thousands of years
Slemish, Antrim
Dormant
Cotopaxi, Peru
Has not erupted in a long time
Formation of a Volcano
1. Magma reaches the earth's crust through a narrow vent
2. Pressure builds up in the vent
3. The volcano erupts, blasting lava, ash and mud into the air
4. This material collects around the vent and the cone shape forms
5. Repeated eruptions add to the cone shape mass
Positive Effects of Volcanoes
New land is created
Minerals created
Fertility of soil increases
Geysers formed
Dormant and extinct volcanoes are centres for tourism
Negative Effects of Volcanoes
Gases from volcanoes can be toxic
Volcanic eruptions can destroy towns and villages and cause death
Volcanic eruptions can generate tidal waves
Eruptions can trigger avalanches
Media attachments
4ef076bc-721b-4189-b0fa-f5c18b76b8ae (image/jpg)
a5100b14-c796-42ba-9e0d-880b901cdfa9 (image/jpg)
277c5258-f94e-4976-bb69-48154a8445e8 (image/jpg)
3c521eb6-261d-4d36-9d41-454a3a57d705 (image/jpg)
Show full summary
Hide full summary
Want to create your own
Mind Maps
for
free
with GoConqr?
Learn more
.
Similar
Volcanoes
1jdjdjd1
Alps, Human uses of fold mountains case study
a a
GCSE Geography - Fold Mountains - the Alps
Beth Coiley
Restless earth- tectonic activity
taylor2em
Geography Coastal Zones Flashcards
Zakiya Tabassum
Tectonic Hazards flashcards
katiehumphrey
River Processes and Landforms
1jdjdjd1
GCSE Geography - Causes of Climate Change
Beth Coiley
The Rock Cycle
eimearkelly3
Coastal Landscapes
Chima Power
Plate Tectonics
eimearkelly3
Browse Library