Questions and CORRECT Answers
The field of marine science involves ____.
A)the building of oil platforms, ships, harbors, and other structures that enable us to use the
ocean wisely
B)the process of making observations, asking questions, and forming hypotheses
C)the scientific study of the ocean, its associated life-forms, and its bordering lands
D)testing hypotheses by controlled experiments - CORRECT ANSWER -C
Which statement is most consistent with the scientific method?
A)Hypotheses cannot be revised after they are proposed.
B)Hypotheses are tested through observations and controlled experiments.
C)Scientific laws always arise fully formed and in correlating groups.
D)Theories cannot be modified after they are tested. - CORRECT ANSWER -B
New planets formed in a cloud of dust and debris surrounding our young sun through a process
known as ____.
A)supernova
B)oxygen revolution
C)accretion
D)cataclysmic expansion of energy and matter - CORRECT ANSWER -C
The death of a star is characterized by a massive release of energy called a ____.
A)nebula
B)protostar
C)supernova
D)comet - CORRECT ANSWER -C
, Stars spend their lives changing its hydrogen and helium to ____.
A)carbon, oxygen, silicon, and iron
B)nitrogen and oxygen
C)water and carbon dioxide
D)ammonia and methane - CORRECT ANSWER -A
Oxygen first began to accumulate in Earth's atmosphere as a result of ____.
A)biosynthesis
B)cellular respiration
C)methane synthesis
D)photosynthesis - CORRECT ANSWER -D
Volcanic venting of substances including water vapor is called ____.
A)outgassing
B)fissure
C)fusion
D)condensation - CORRECT ANSWER -A
The ocean originated from ____.
A)water vapor produced by cellular respiration in early living organisms
B)radioactive heating of Earth's interior, and the heating of the surface by meteorites striking
and melting the outer layers of Earth
C)capture of water molecules in space by Earth's gravity
D)volcanic gases, radioactive heating of Earth's interior, and a barrage of icy comets or asteroids
striking and melting the outer layers of Earth - CORRECT ANSWER -D
The primary physical process responsible for the formation of Earth's layers, the inner and outer
core, mantle, and crust is ____.
A)density stratification