Free Printable Waves, Currents, and Tides

Worksheets

Waves, Currents, and Tides

Total questions: 22

Worksheet time: 14mins

Name

Class

Date

What causes surface waves?

underwater volcanoes

earthquakes

wind

landslides

Which of the following can cause tsunamis?

earthquake

landslide

meteorite/asteroid

underwater volcano

Many people believe that ocean waves move water. However, ocean waves really transfer ______.

wind

sand

energy

pressure

Look at the graph. What wave height would you predict a wave speed of 15 kts would produce?

30 ft

5 ft

8 ft

12 ft

Look at the graph. As wind speed increases, wave height __________.

increases

decreases

stays the same

doubles

Surface ocean currents are generated mostly by

the Coriolis effect

water density

tides

wind

Due to the Coriolis Effect, water in the northern hemisphere moves

clockwise

counter clockwise

both

neither

A horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface.

Gulf Stream

Global Conveyor Belt

Surface Current

Gyre

Warm ocean currents generally come from

The North Pole

The South Pole

The Equator

Both A and B

10.

Which of the following affects surface currents?

Coriolis Effect

Continental Deflection

Global Winds

All of the above

11.

Temperature and salinity differences in ocean water cause:

Mid-ocean ridges

Deep Currents

Surface Currents

High tide and low tide

12.

The density of ocean water increases when it?

Joins the Gulf Stream

Gets colder

Gets warmer

Turns to ice

13.

If water is more dense, it

doesn't move as fast

is heavier than surrounding water and will sink

is lighter than surrounding water and will rise

must be frozen

14.

Which is more dense, water with low salinity or high salinity?

low salinity

high salinity

15.

Deep-ocean currents are driven by

differences in soil

differences in the water’s density,

differences in nutrients

None of the Above

16.

Ocean water is more dense than fresh water at the same temperature due to differences in:

Wind patterns

Lifeforms

Currents

Salinity

17.

Which factor is MOST responsible for the ocean tides?

the wind

earthquakes

the moon's gravity

density differences in water

18.

During what moon phases would the smallest tidal range occur?

Full

New

1st Quarter

Third Quarter

19.

Tides occur in patterns governed by the

phases of the moon

seasons (fall, winter, etc.)

surface currents

deep sea currents

20.

The tidal force exerted by the ______ is stronger that the tidal force exerted by the _______.

earth, ocean

sun, moon

moon, stars

moon, sun

21.

During which moon phases will Earth experience the strongest, or greatest difference between high and low tides?

First Quarter and Full Moon

First Quarter and Last Quarter

New Moon and Full Moon

New Moon and Last Quarter

22.

During which moon phases will Earth experience the weakest, or least difference between high and low tides?

First Quarter and Full Moon

First Quarter and Last Quarter

New Moon and Full Moon

New Moon and Last Quarter

Reset

Waves, Currents, and Tides

Total questions: 22

Worksheet time: 14mins

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