Oceans Semester 1 Final

Question 1

This ocean has two sections, the Puerto Rico Trench, and the Mid-Atlantic Ridge

Answer 1

Atlantic

Question 2

a small body of water or a broad inlet is an example of

Answer 2

bay

Question 3

the circumference of the Earth was discovered through

Answer 3

angles of shadows

Question 4

the albatross was the first vessel built with a sole purpose to

Answer 4

research oceanography

Question 5

what is density stratification

Answer 5

when earth became a ball of hot liquid rock and elements separated according to density

Question 6

a layer where convection currents happen, and rocks are partially melted and move slowly

Answer 6

mantle

Question 7

divisions between geologic time periods are based on

Answer 7

older rock under younger rock

Question 8

alfred wegner’s theory

Answer 8

continental drift

Question 9

earth’s magnetic polarities have

Answer 9

all of the above

Question 10

rock records show the following

Answer 10

an unpredictable pattern of symmetrical stripes in igneous rock

Question 11

seafloor spreading is driven by

Answer 11

convection currents

Question 12

what is not a tectonic feature

Answer 12

rivers

Question 13

a mound of sediments that separate the continental slope from the ocean bottom

Answer 13

continental rise

Question 14

ocean basins have the following items

Answer 14

all of the above

Question 15

seamounts are underwater mountains that are usually volcanic, and they usually become

Answer 15

islands

Question 16

the equation of Newton’s 1st Law

Answer 16

force = mass/acceleration

Question 17

true or false: if forces are unequal, movement ALWAYS occurs

Answer 17

true

Question 18

label the following image

Answer 18

a = centrifugal
b = gravitational

Question 19

hydrostatic pressure is

Answer 19

a result of the weight of the water column pressing down on an object due to gravity

Question 20

because the earth is _______ the water beneath the surfaces moves at an angle to the ________.

Answer 20

rotating, right

Question 21

which shows water’s phases from freezing to boiling

Answer 21

solid, liquid, gas

Question 22

which of the following is not an influence of salinity

Answer 22

condensation

Question 23

a layer where the salinity changes rapidly with depth is

Answer 23

halocline

Question 24

the thermoclines can be controlled by the following things

Answer 24

seasons and latitudes

Question 25

equation for pressure

Answer 25

pressure = force/area

Question 26

which two spheres impact the global conveyor belt

Answer 26

atmosphere, hydrosphere

Question 27

surface waters move away from each other allowing deep water to move in is an example of

Answer 27

downwelling

Question 28

if we are experiencing an La Nina winter, Idaho would be experiencing

Answer 28

colder weather

Question 29

attraction between particles of the same substance is

Answer 29

cohesion

Question 30

water is considered a _________ molecule with ________ bonds.

Answer 30

polar, covalent

Question 31

seasons occur because Earth is close to the sun

Answer 31

false

Question 32

what is not true

Answer 32

the freezing point of water is 0 degrees F

Question 33

dark colored surfaces absorb more incoming solar radiation

Answer 33

true

Question 34

water vapor, carbon dioxide, methane are examples of greenhouse gases

Answer 34

true

Question 35

air moves from low to high pressure

Answer 35

false

Question 36

an increase in the effect of a change is a negative feedback loop

Answer 36

false

Question 37

climate is long term weather (the average)

Answer 37

true

Question 38

doldrums occur at 30 degrees North and South

Answer 38

false

Question 39

at the equator there is ______ direct sunlight and _____ rotation

Answer 39

more, faster

Question 40

_______ occur when the tilt is either directly towards or away from the sun

Answer 40

solstices

Question 41

ocean and atmosphere determine the distribution of all the following EXCEPT

Answer 41

evaporation

Question 42

which of the following is NOT an example of a positive feedback loop

Answer 42

driving less - slows down warming - cleaner atmosphere - more change happening

Question 43

wind is caused by...

Answer 43

Coriolis effect and pressure changing

Question 44

which of the following indicate temperature

Answer 44

p = polar

Question 45

in low pressure pockets, the type of weather we experience is...

Answer 45

moist

Question 46

_______ occur in the North Pacific Ocean

Answer 46

typhoons

Question 47

typhoons occur in the Indian ocean

Answer 47

false