Hey there, future geographer! Get ready to slide into the frosty world of glaciers and the amazing landforms they carve. Grab your snow gear, and let's explore these chilly wonders. ❄️
Picture a giant snow scoop creating an amphitheater in the mountains. That's a cirque for you!
Real-World Example: Blue Lake Cirque in Australia or Cirque de Gavarnie in France.
Formation Stages: a) Nivation: A hollow gets bigger with freezing and thawing. Think of it as the Earth's way of making ice cream scoops! b) Ice Accumulation: Enough ice collects, and it's party time for the glacier! c) Rotational Movement: The ice starts moving and erodes the floor like a big icy bulldozer. d) Meltwater Magic: Water trickles down cracks, and freeze-thaw helps the cirque grow.
Final Touch: You might find a lake in the hollow, like a cherry on top!
More ice-crafted goodies!
Arêtes & Pyramidal Peaks: Think sharp ridges and pointy mountain tops. When glaciers scoop from different sides, they create these features.
Glacial Troughs (U-shaped Valleys): Imagine the glacier as a giant spoon carving out valleys with steep sides and flat bottoms.
Hanging Valleys: They're like balconies overlooking the main valley. Often marked by waterfalls. Check out Yosemite National Park!
Dive deeper and gain exclusive access to premium files of Geography HL. Subscribe now and get closer to that 45 🌟
Hey there, future geographer! Get ready to slide into the frosty world of glaciers and the amazing landforms they carve. Grab your snow gear, and let's explore these chilly wonders. ❄️
Picture a giant snow scoop creating an amphitheater in the mountains. That's a cirque for you!
Real-World Example: Blue Lake Cirque in Australia or Cirque de Gavarnie in France.
Formation Stages: a) Nivation: A hollow gets bigger with freezing and thawing. Think of it as the Earth's way of making ice cream scoops! b) Ice Accumulation: Enough ice collects, and it's party time for the glacier! c) Rotational Movement: The ice starts moving and erodes the floor like a big icy bulldozer. d) Meltwater Magic: Water trickles down cracks, and freeze-thaw helps the cirque grow.
Final Touch: You might find a lake in the hollow, like a cherry on top!
More ice-crafted goodies!
Arêtes & Pyramidal Peaks: Think sharp ridges and pointy mountain tops. When glaciers scoop from different sides, they create these features.
Glacial Troughs (U-shaped Valleys): Imagine the glacier as a giant spoon carving out valleys with steep sides and flat bottoms.
Hanging Valleys: They're like balconies overlooking the main valley. Often marked by waterfalls. Check out Yosemite National Park!
Dive deeper and gain exclusive access to premium files of Geography HL. Subscribe now and get closer to that 45 🌟