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WorksheetsThe Auckland Volcanic Field
Total questions: 24
Worksheet time: 14mins
Roughly how many volcanoes are there in Auckland?
40
30
50
60
What is a maar?
a low lying volcanic crater
a volcanic crater made of scoria
a volcano that only erupts once every 500 years
a very tall and round volcanic crater
Which of these is NOT a common volcanic feature found in Auckland?
maar
phreatomagmatic eruption
scoria cone
tuff ring
What do we call a volcanic eruption that comes into contact with water?
volcanic eruption
steam eruption
phreatomagmatic eruption
water eruption
Which of these Auckland volcanoes did we NOT visit on our trip?
Rangitoto
Puhinui Craters
Mangere Mountain
Maungakiekie
What type of volcano is Mangere mountain?
scoria cone
maar
tuff ring
tuff ring and maar
What does scoria look like?
red
red, with lots of holes from escaped gases
black and solid
black, with lots of holes from escaped gases
A ___________ lies beneath Auckland, creating the volcanic activity that has formed this city.
hotspot
magma chamber
tectonic plate
Natural and cultural features are the same
True
False
Changes made to volcanoes by people are a part of external processes.
True
Fasle
Tuff is made from solidified magma and ash after a volcanic eruption.
True
False
How old is Te Pane o Mataoho?
50,000 years
20,000 years
70,000 years
30,000 years
Circle the tuff ring in this image of the Pond Crater
How many craters are there at Puhinui Craters?
1
2
3
4
What is the name of the feature inside the main crater of Mangere Mountain?
(a)
What type of volcano is Maungakiekie (One Tree Hill)?
(a)
How long did Te Waiohua live on Te Pane o Mataoho?
800 years
400 years
600 years
900 years
What external process shaped Puhinui Craters?
human modification
aeolian erosion
fluvial erosion
quarrying
What exists on Mangere mountain where the crater wall was breached by lava flow during the eruption?
Soccer fields
A Church
A playground
The Tholoid
How deep is the hotspot beneath Auckland?
50 km
100 km
200 km
300 km
What was the second step in the eruption of Mangere Mountain?
ash and debris building up the tuff ring
rising magma in the mantle from convection currents
pyroclastic flow
fire fountaining
Auckland's volcanic field is monogenetic (meaning the volcanoes only erupt once)
True
False
How old is Maungakiekie?
30,000 years old
28,500 years old
35,000 years old
26,500 years old
How tall is Maungakiekie?
106 masl
160 masl
173 masl
184 masl
