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1
What causes a whirlpool to form?
Rocks or obstacles
Calm water
High temperatures
Low pressure
26% got this right
Whirlpools can form when fast-moving water encounters obstacles.
2
Pin the location of the Saltstraumen Whirlpool.
8% got this right
Saltstraumen is the strongest whirlpool in the world, located in Norway.
3
Select the conditions needed for bioluminescent bays.
Presence of dinoflagellates
Warm, shallow waters
Cold temperatures
High altitude
49% got this right
Bioluminescent bays glow due to dinoflagellates in warm waters.
4
What is the main cause of auroras?
Solar wind
Earthquakes
Tides
Volcanic eruptions
70% got this right
Auroras occur when solar wind hits Earth's atmosphere.
5
What is the whirlpool located in japan?
Naruto
Doreamon
Komi Shouko
Sasuke
33% got this right
The Naruto Whirlpool is a popular tourist attraction in Japan.
6
What is the elevation of Mauna Loa in meters?
8230 —
9179
— 10000
meters
52% got this right
Mauna Loa is the world's highest volcano, located in Hawaii.
7
What is the difference between a meteor and a meteorite?
Meteor burns up in atmosphere
Meteor is on the ground
Meteorite burns up
Meteorite is in space
69% got this right
Meteors burn up in the atmosphere, while meteorites hit the ground.
8
Pin the location of the Old Sow Whirlpool.
7% got this right
Old Sow is the largest whirlpool in North America, near Deer Island.
9
What forms hair ice on dead wood?
Ice wool
Frost
Hail
Snowflakes
40% got this right
Hair ice forms on dead wood and looks like fine, silky hair.
10
Order the steps of snowflake formation.
1.
Water vapor freezes
2.
Ice crystals form
3.
Snowflakes grow
4.
Snowflakes fall
95% got this right
Snowflakes form when water vapor freezes into ice crystals.
11
What is the main component of magma?
Molten rock
Gas
Solid rock
Water
68% got this right
Magma is primarily composed of molten rock from the Earth's mantle.