Chapter 1 Flashcards
seismologist
geologist who studies earthquakes
volcanologist
geologist who studies volcano
paleontology
geologist who study fossils
biological oceanographers
study the plants and animals that live in the ocean
physical oceanographers
study physical features of the ocean
Chemical oceanographers
steady amounts of natural and human-made chemicals in the ocean
describe four special areas of oceanography
oceanography, physical oceanography, biological oceanography, geological oceanography and chemical oceanography
John Trefry
oceanographer who studies the ocean floor in a mini-sub called Alvin
Black smokers
black chimneys on the ocean floor that spew black clouds of minerals
hydrothermal vents
A crack in the ocean floor that releases a very hot water from beneath the earth surface
what do you astronomers study
stars, planets, asteroids and everything else space
what cartographers do?
make maps
meteorologists
they warn when a meter is coming
Howard Bluestein
he predicts when tornadoes are likely to form
astronomy
The study of the universe
special branches of Earth science
environmental science, ecology, geochemistry,
environmental science
The study of how humans interact with the environment
ecology
A person that studies a community of organisms and their nonliving environment
geochemistry
it combines the study of geology and chemistry.
Seismosaurus hallorum
one of the largest dinosaurs
Scientific methods
A series of steps followed to solve problems
controlled experiment
experiment tests only one factor or variable at a time
steps of scientific methods
- ask questions
- form a hypothesis
- test the hypothesis
- analyze the results
- draw conclusions
- communicate results
Why do they have to questions?
asking a question helps focus the purpose of an investigation
