Primary Leap Flashcards
(33 cards)
What is Kerguelen plateau?
A microcontinent submerged under the Indian ocean
What % of off shore oil production if from Indian ocean?
40%
What was the supercontinent called?
Gondwana
What is the name of the ridge that separates the Indian ocean into east and west?
Ninety east ridge
Why is Indian ocean called a closed ocean?
Because it is surrounded by land
What % of all oceans in the Indian ocean?
14%
What are phytoplanktons?
Microscopic marine algae providing food to many sea animals
What do you call someone who studies rocks?
Geologist
How are igneous rocks formed?
From molten lava, magma
How are sedimentary rocks formed?
When sediments like sand and mineral stick together
What is a metamorphic rock?
when heat and pressure affect igneous and sedimentary rocks, they change (metamorphose) into a metamorphic rock.
Whay are the 2 types of igneous rocks?
Intrusive and extrusive
Example of intrusive igneous rock
Granite
Example of extrusive igneous rock
Basalt
Give an example of a metamorphic rock
Marble
What was inside the Egyptian pyramids?
The pharaoh’s burial chamber lay deep inside the pyramid and was filled with treasure
Who helped build the pyramids?
Slaves
Whic ancient pyramid was the oldest of the seven wonders of the ancient world?
The Great Pyramid of Giza
What is mummification?
Preserving dead bodies
Who was the great pyramid of giza built for?
Khufu
Who studies fossils?
Paleantologist
Who is a florist?
Deals with flowers
Who is an archeologist?
Who studies historical remains
What is meant by freezing temperature of water?
Temperature at which water freezes, to become ice
