Seafloor Spreading
What is the definition for Mid-Ocean Ridge?
Undersea mountain chain where new ocean floor is produced
What is radiation?
Radiation is heat that travels through the air.
What is a dark rock with fine grains?
Basalt
What is the word for: Forces that construct or build up mountains?
Constructive forces
What is a predator?
The hunter who hunts the prey
Where does subduction occur: Mid-Ocean Ridge or Deep Ocean Trench?
Deep ocean trench
What is density?
What part of the earth's inside is the hottest?
What is the definition for Biosphere?
The part of Earth that contains living organisms
What is an example of a host on an animal?
The dog (host) with fleas on the body (parasite)
What is a Sonar?
Sonar uses sound waves to detect or measure underwater objects like the sea floor.
What is one example of conduction?
One example is:
1. Touching the handle of a pan.
Least hottest place on Earth: Crust or Mantle
Crust - outer area, farther away from the core
2 examples of Geosphere
Lava, Mountains, Rock, Volcanoes, Minerals
Example of camouflage
Polar bear (white) blend in with white snow, owls against tree bark
What happens during Sea Floor Spreading?
Tectonic plates pull apart making magma rise and and create a new oceanic crust.
What are three types of heat transfer?
Radiation
Convection
Conduction
Lithosphere, asthenosphere, mesosphere
Three examples of Biosphere
What is competition?
To win; animals compete to win or get something
Why does subduction occur?
Dense oceanic plates collide with less-dense continental or younger oceanic plates.
Which is the fastest to travel, conduction, convection or radiation?
Radiation is usually the fastest because it travels through the air.
What are two types of evidence that geologists use to learn about Earth's Interior?
Direct and Indirect
What are the four main spheres of the Earth's system?
Atmosphere, hydrosphere, geosphere and biosphere.
What is the difference between camouflage and mimicry?
Camouflage is when you automatically blend in without changing color, but mimicry you blend in with something you are not, like a chameleon