NEW
Font size
S
M
L
XL
WorksheetsOceans Motions
Total questions: 19
Worksheet time: 11mins
Name
Class
Date
1.
Why is upwelling so important for ocean life?
a)
It creates more oxygen for the ocean life.
b)
It bring up nutrients for the ocean organisms.
c)
It helps to move the organisms that can’t move on their own.
d)
It allows the ocean water to become mixed so it is the same temperature throughout.
2.
A large stream of water that flows through the ocean.
a)
Tide
b)
Wave
c)
Current
d)
Wind
3.
The daily changes (rise and fall) of ocean water.
a)
Upwelling
b)
Wave
c)
Tides
d)
Wind
4.
Which of the following areas in the ocean is likely to have the lowest salinity?
a)
A warm tropical sea
b)
The cold Arctic Ocean
c)
Deep parts of the Pacific Ocean
d)
At the surface where it is precipitating
5.
The movement of energy through a body of water.
a)
Wave
b)
Tide
c)
Current
d)
Wind
6.
As you descend from the surface to the ocean floor what kind of changes would you expect to experience?
a)
Temperature increases and pressure decreases.
b)
Temperature decreases and pressure decreases.
c)
Temperature increases and pressure increases.
d)
Temperature decreases and pressure increases.
7.
The upward movement of deep, cold, nutrient-rich water to the surface is a(an) ______________.
a)
Tide
b)
Wave
c)
Current
d)
Upwelling
8.
This causes a wave and surface currents.
a)
Wind
b)
Tides
c)
Moon
d)
Upwelling
9.
In the drawing, which letters represent high tide and why?
a)
A & C because the wind is pulling more strongly on them.
b)
B & D because the Sun is pulling more strongly on them.
c)
A & C because of the moon's gravitational pull
d)
B & D because of the ocean's salinity
10.
Which of the following processes causes the salinity of the ocean to increase?
a)
Erosion and weathering
b)
Precipitation and freezing
c)
Evaporation and Freezing
d)
Condensation and precipitation
11.
Ocean tides are mainly caused by the gravitational pull from the __________.
a)
Sun
b)
Moon
c)
Water
d)
Seafloor
12.
Which of the following two factors most affect the density of ocean water?
a)
Pressure and Salinity
b)
Salinity & Temperature
c)
Temperature and Pressure
d)
Upwelling and Temperature
13.
The curving of Earth's winds and currents around the Earth is called the ____________.
a)
Salinity
b)
Upwelling
c)
Coriolis Effect
d)
Greenhouse Effect
14.
What causes deep ocean currents?
a)
The tides
b)
An upwelling
c)
Differences in pressure
d)
Differences in density
15.
In the drawing, which letters represent high tide and why?
a)
A & C because the wind is pulling more strongly on them.
b)
B & D because the Sun is pulling more strongly on them.
c)
A & C because of the moon's gravitational pull
d)
B & D because of the ocean's salinity
16.
Which of the following two gases are most abundant in the ocean?
a)
Oxygen and nitrogen
b)
Oxygen and hydrogen
c)
Oxygen and carbon dioxide
d)
Nitrogen and carbon dioxide
17.
While at the beach Rocky saw that it was high tide at 5:00 am. When will the next low tide occur?
a)
5:00 AM
b)
5:00 PM
c)
11:00 AM
d)
11:00 PM
18.
What is neap tide?
a)
When the Earth, Moon, and Sun form a right angle.
b)
When the Earth, Moon, and Sun are aligned in a straight line.
19.
What is spring tide?
a)
When the Earth, Moon, and Sun form a right angle.
b)
When the Earth, Moon, and Sun are aligned in a straight line.
Reset
