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42 terms

Hardest Geography

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stack
formed when erosion causes the rock supporting an arch to collapse ability of future generations to meet their own needs
why does air rise?
sunshine
what does off shore system predict?
not rain
weather
condition of the atmosphere at a particular
rocky platform
formed by wave action eroding a cliff, leaving a platform of rock behind
what does an advancing coast make?
sand dunes
On a contour map what does v shaped lines highest at the center mean?
a spur
tombolo
a spit joining two land areas
fetch
the distance over which the wind has blown waves
why do storms occur?
because ocean surfaces are sucked upwards by the low pressure system area under the eye of the storm
berm
a ridge of sand on a beach
waterfall
a stream that has tumbled over a resistant band of hard rock
how do winds rotate in low pressure systems?
clockwise and inwards
What is another name for a billabong?
ox-bow lakes
arch
formed when caves on either side of a headland are eroded further and join up to form one opening
What are v- shaped valleys caused by?
high energy streams cutting down into land
On a contour map what does circular lines within circles mean?
a conical hill
wave-cut notch
a hollow eroded by the impact of waves at the foot of a cliff
global warming
the observable trend of rising world temperatures over the past century, particularly marked in the last couple of decades
What is the bottom of a waterfall called?
plunge pool
cave
a hollow formed when weak rocks on a headland are eroded
when air rises why happens to the humidity?
humidity increases
What is another name for a water fall?
nickpoint
what causes low pressure?
rising air
billabong
are isolated river bends where a meander has doubled so far back on itself that it cuts right through to pass-by the meander bend
floodplains
large areas of flat land usually with a meandering stream system on it , where floods have deposited mud and silt
what does a decreasing coast make?
cliff
why doesn't a high pressure system always make fine weather?
because it might create on shore winds
fault
a crack or fracture in the Earth's crust with movement occurring on each side
attrition
when rock fragments grind each other down into smaller and smoother pebbles, and eventually into sand which it then deposited into the beach
what is the air that moves from the sea to the land called?
onshore
cliff
a steep, rocky slope formed by waves eroding the rock face
how do winds rotate in high pressure systems?
anticlockwise and outwards
what is the air that moves from the land to the sea called?
offshore
when the wind starts moving loose sand what does it form?
blow outs
climatic zones
areas that experience the same weather and climate patterns, with similar distribution patterns of temperature and precipitation
Why does hail fall?
because the water droplets freeze in the cloud
what's another name for a weather map?
synoptic chart
buffer zone
stable and well vegetated dunes that are barrier to erosive waves.
isobars
the lines joining places of equal air pressure in a weather map
tectonic
movements which affect the features of the Earth's crust
gorge
stream that cuts a very narrow and steep- sided valley that is also deep