Formation Of Coal Flashcards
Step 1 (Peter)
Plants use energy from sun + CO2 to grow
Step 2 (Piper)
Plants die and fall down in swamp
Step 3 (Picked)
Plants sink to the bottom of muddy swamp
Step 4 (Many)
Mud collects at bottom of swamp and stops plants from decaying
Step 5 (White)
Whole area is flooded by sea
Step 6 (Lilies)
Layers of sand collect on sea bed
Step 7 (Building)
Builds up to create enough pressure to turn sand layers to sandstone
Step 8 (Mud)
And mud layers to mudstone
Step 9 (Huts)
Heat from Earth + pressure from mudstone and sandstone
Step 10 (Ten)
Turns dead plants to coal
Step 11 (Magnificent)
Millions of years later coal is burned for electricity in power stations
Step 12 (Whales)
Which releases harmful gases into the atmosphere
What are all the acronyms
1-6 Peter Piper Picked Many White Lilies
7-9 Building Mud Huts
10-12 Ten Magnificent Whales