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Oceans Grade 5
Flashcards
63 cards
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Practice quiz
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Host live
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Questions
63
Answers
1
Matter means___.
molecules
substance that has mass and takes up space
elements
atoms
2
A solution is when___.
matter is not easily separated into original parts
matter is easily separated into original parts
3
H2O is a ____.
two hydrogens
oxygen
hydrogen
water molecule
4
New crust (new land) is being formed where?
under the water
at the trenches
at the mid-ocean ridge
where islands are formed
5
What benefit are ocean currents to Earth?
Control the weather/climate patterns, mix ocean nutrients
move the salt for the fish
move water around the planet
help fish travel more easily through ocean
6
In olden times, we measured depth of the ocean by this means:
we could not measure it
bathymetric measure
satellite imagery
SONAR
7
Cl is _____.
chlorine
clappety
clippety
cholesterol
8
A molecule is ___.
a bonded together of more than one atom
many of one kind of atom
electrons spinning in an electron cloud
a lot of one element
9
Low salinity & high temperature means..?
high density
low density
10
The large gathering of trash and leachate in the ocean is called the ___.
Microplastic
The Giant Garbage Patch
Toxic Stew
Leachate
11
What does salinity mean?
amount of sodium in water
amount of salt in water
salt
too much salt
12
What causes tides?
changes in density
wind and hitting the land
wind & gravitational pull of the moon
13
Is the ocean is a mixture, solution, or both?
both
solution
mixture
14
What are the Prevailing Westerlies?
Storm patterns
Equatorial wind patterns
Wind
Polar wind patterns
15
What are microplastics?
tiny broken down bits of plastic, some are microscopic
any plastic in the ocean
16
Why does a surface current move?
It moves side to side
wind moves surface water creating surface currents
it moves because of density changes
17
What is our most important current?
The Golf Stream
The North Atlantic Current
The Gulf Stream
The Kuroshio
18
Density is impacted by...?
temperature
salinity
temperature & salinity
deep ocean currents
19
High salinity & low temperature means...?
low density
high density
20
An animal with a light sensor probably is found where...?
Mesopalegic Zone
Epipalegic Zone
Bathymetric Zone
21
What kinds of ocean currents are there?
high tides and low tides
surface and deep ocean currents
rip tides
wind currents
22
If an organism is taken out of the food web, what happens?
Other organisms take its place
The food web can collapse, other animals are in danger.
The current patterns change
23
Bonding means___.
magnets
sharing electrons
stuck together
gravitational force
24
The deepest part of the ocean that we know of is at this location:
trenches
mid-ocean ridges
abyssal plain
continental rise
25
Tension at a crustal fault can cause___.
tsunamis
earthquakes
vocanos
new crustal material to bubble up
26
The toxic stew surrounding garbage in the ocean is called...?
microplastics
broken down plastics
the Great Garbage Patch
leachate
27
Where is the least dense water?
near the equator
near the mouth of a river
near the surface of the ocean
28
A giant collection of garbage spinning around in the ocean currents is called...?
the Great Garbage Patch
microplastics
the Great Patch of Plastics
current garbage
29
Density in the ocean is affected by___.
Temperature and salinity
salinity and currents
temperature and waves
30
Breaking down of plastics into smaller and smaller plastic bits are called ___.
leachate
microplastics
trash
garbage patch
31
Evenly mixed and not easily separated matter is called a ___.
mixture
solution
32
Density means...
how much salt is in the ocean
how much matter is in something
salinity and temperature
changes in salt
33
An organism which cannot make its own food is known as a...?
Producer
Consumer
Apex predator
Decomposer
34
Earthquakes in the ocean can cause___.
leachate
microplastics
big waves
tsunamis
35
What makes a deep ocean current happen?
Wind pushes the water into a current
Changes in density cause water to drop or rise.
36
An organism that digests its food before absorption into is body is a...?
Apex Predator
Consumer
Decomposer
Producer
37
The place where debris from the continents falls is called the___?
abyssal plain
continental slope
continental shelf
continental rise
38
What is the foundation of the food web?
plankton
jelly fish
fish
apex predators
39
True or False: Marine life can easily digest plastics and it does not hurt them.
True
False
40
The true ocean floor, a great expansive area that debris filters down and settles is the___.
subduction zones
trench area
abyssal plain
continental rise
41
To take care of the ocean is to practice...?
ocean stewardship
recyling
ocean clean-up
oceanography
42
Plates slipping one under the other are places where this geologic feature occurs:
divergent boundaries
earthquakes
trenches
volcanos
43
The only difference between all the atoms that make our world is the ___.
number of protons, electrons, and neutrons
the type of molecule
the type of element
type of atom
44
O2 is a _____.
hydrogen molecule
water molecule
salt molecule
oxygen molecule
45
An organism which is able to make its own food can do this...?
Live and grow
Decompose
Consume
Photosynthesize
46
Salinity means...?
density in the ocean
amount of salt in the water
how much matter makes it
currents move
47
A mixture means ____
unable to mix together
not able to be separated into its original parts
matter than can be easily separated into its separate parts
all mixed together
48
There are how many states of matter?
3
2
5
7
49
NaCl is a _____.
salt molecule
milk molecule
chlorine molecule
calcium molecule
50
An organism that can use the sun's energy to make its own energy is found...?
Typically in Sunlight Zone & is part of the food web
Typically in the Sunlight Zone & at end of food web
Typically in the Sunlight Zone & at the start of food web
Typically in the Sunlight Zone & consumes phytoplankton
51
A mountain from the ocean floor that has lava forced out from a vent is called ___.
underwater mountain
underwater seamount
underwater volcano
mid-ocean ridge
52
A leather back turtle is considered a...
producer
decomposer
consumer
53
An orca is considered...
a producer because it makes babies
a consumer
a consumer because it eats fish and is eaten by fish
a consumer & an apex predator because nothing else eats it
54
The area that is the side of the continent, but under water, is called the___?
mid-ocean ridge
continental shelf
continental slope
continental rise
55
Sa is a _____.
sassafrass
saffron
salt
sodium
56
What is an atom?
smallest unit of matter
Tiny cells
smallest unit of life
a particle
57
Leachate is a problem because...?
It is poison and whales get stuck in it.
It smells
it is toxic, organisms may die, OR possibly then you eat it
It is a toxic mess
58
An element is____.
anything that takes up space
protons and electronics
only one kind of atom
molecules of different atoms
59
Mountain ranges in the ocean created by plates pushing apart are called___.
islands
mid-ocean ridges
trenches
volcanic eruption
60
How does a deep ocean current move?
They move up and down throughout the ocean.
They move side to side across the ocean east to west.
61
The land feature that is a gentle slope from the continent into the ocean is called____?
continental rise
continental shelf
abyssal plain
continental slope
62
What does our most important current do?
mixes the water
helps the shipping industry travel quickly
brings warm air and water up the Atlantic coast
63
What are the Trade Winds?
Polar wind patterns
Warm water currents
Equatorial wind patterns
Cold water currents
