Plate Tectonics
Plate Boundaries
OCEAN ZONES & CURRENTS
Grab Bag
Properties of Water
100

This is another name for crust.

What is Lithosphere?

100

This type of plate boundary occurs when two plates move toward each other.

What is a convergent boundary?

100

The ocean is divided into distinct regions that contain distinctive plant and animal life. These regions are called _______.

What are Ocean zones?

100

These are any large system of rotating ocean currents, particularly those involved with large wind movements.

What are gyres?

100

This is a property of the water molecule that there are two charges in one molecule due to an unequal sharing of electrons.

What is being polar? (or polarity)

200

This type of crust is more dense and likely to subduct than any other type of crust.

What is oceanic crust?
200

Plate area is added (constructive) with the movement between two plates in this kind of plate boundary.

What is divergent plate boundary?
200

The global conveyor belt of ocean water that contains deep ocean currents is known as this.

What is thermohaline circulation?

200
Surface Currents make up about __% of all water in the ocean. A) 80% B) 100% C) 50% D) 10%
D) 10%
200

These bonds form between water molecules.

What are hydrogen bonds?

300

Tectonic plates move around the globe and uneven rates due to this process.

What is convection cycles in the mantle?

300

San Andeas fault is a famous example of this type of plate boundary, which often has many earthquakes but few volcanoes or island formations.

What is a transform boundary?

300

These are the two divisions of Oceanic Zones based on light level.

What is aphotic and photic?
300
Deep Ocean Currents make up __% of the Ocean. A) 90% B) 60% C) 40% D) 20%
A) 90%
300

The coldest, most dense water in the ocean can be found where?

What is the deepest part of the ocean?

400

This type of crust is high in Silica and is where you can find the oldest lithospheric material on our planet.

What is the continental crust?

400

Mountain formation occurs when these type of plates interact in this kind of plate boundary.

(Be sure to provide both plate type & boundary)

What is continental-continental convergent boundary?

400

Which of the following is included in the Benthic Realm? A) The beach B) All of the ocean floor C) The Marine Life D) The darkest part of the ocean

What is B) All of the Ocean Floor?

400

Earth's First Atmosphere had these two gases.

What is Hydrogen and Helium.

400

This is what is strange about water and its density.

Its solid form is less dense than its liquid form.

500

When one plate is subducting below another one, four major features/events can be observed. Name two.

Trench formation, island formation, volcano formation and earthquakes. (Only two required for earning points)

500

Mid-oceanic ridges create larger ocean basins due to this type of boundary between these types of crust.

What is oceanic-oceanic divergent boundary?

500

This process brings more dense, nutrient rich water to the surface.

What is an upwelling?

500

This is what happened when Oxygen was first introduced to Earth's Atmosphere.

What is a lot of organisms died and the Earth cooled to the point of having a glaciation period.

500

Describe a hydrogen bond.

What is a bond that occurs between two water molecules, at the positive Hydrogen of one water molecule and the negative Oxygen of the other water molecule.