Density and Ocean Landforms

Multiple Choice

What is the definition of density?

• The amount of matter in a given space

• The weight of an object

• The volume of an object

• The shape of an object

Multiple Choice

I have two objects with the same volume but different masses.  Which object will be more dense?

• The object with less weight.
• The object with more weight.
• The object with more mass.
• The object with less mass.

Reorder

Put these in order from most dense to least dense

• Gold

• Mercury

• water

• Gasoline

• Cork

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

What is the relationship between density and temperature?

• Density increases with temperature increase

• Density decreases with temperature increase

• Density remains constant with temperature increase

• Density is unrelated to temperature

Multiple Choice

What is the definition of temperature?

• The degree of hotness or coldness of an object

• The measure of energy in an object

• The amount of heat in a substance

• The level of humidity in the air

Multiple Choice

What happens to the density of water as the temperature increases?

• It increases

• It decreases

• It remains the same

• It fluctuates

Open Ended

What are some ways that the salinity of ocean water can increase? How about decrease?

Multiple Choice

Which number has the highest salinity?

• Number 1

• Number 2

• Number 3

Multiple Choice

How much salt is in something is called_____________

• Salinity
• Evaporation
• Seamount

Multiple Choice

What is the formula for density?

• M=V*D

• V=M/D

• D=M/V

Multiple Choice

If an substance is more dense than another substance, the substance will...

• sink

• float

• hover

• repel

Multiple Choice

What is the definition of mass?

• measure of the amount of matter in a substance

• measure of how much space a substance takes up

• measure of how much matter per unit of space

Multiple Choice

What is the definition of volume?

• measure of the amount of matter in a substance

• measure of how much space a substance takes up

• measure of how much matter per unit of space

Multiple Choice

What is the definition of density?

• measure of the amount of matter in a substance

• measure of how much space a substance takes up

• measure of how much matter per unit of space

Multiple Choice

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

Multiple Choice

Frank has an eraser. It has a mass of 4g, and a volume of 2cm³. What is its density?

• 8 g/cm³
• 2 g/cm³
• 1/2 g/cm³
• 24 g/cm³

Multiple Choice

Jack has a rock. The rock has a mass of 14g and a volume of 2cm³. What is the density of the rock?

• 7 mL
• 7 g/cm³
• 28 g/cm³
• 1/7 g/cm³

Multiple Choice

Why do some substances float on water?

• they are warmer than water
• they are cooler than water
• they are more dense than water
• they are less dense than water

Multiple Choice

True or False:  The density of a specific type of material never changes.  

• True
• False

Multiple Choice

Ice has a density of 0.92 g/cm³ and wax has a density of 0.72 g/cm³. What will ice do when placed in liquid wax?

• sink

• float

• hover

Multiple Choice

Liquid bromine has a density of 3.1029 g/cm³, the metal scandium has a density of 2.99 g/cm³. What will scandium do, when placed in the liquid bromine?

• sink

• float

• hover

Multiple Choice

Calculate the density of 21.3 g of europium that has a volume of 4.06 cm³

• 0.191 g/cm³

• 86.48 g/cm³

• 5.24 g/cm³

Multiple Choice

Calculate the density of 1118.628 g of gold that has a volume of 57.9 cm³

• 0.0518 g/cm³

• 64768.56 g/cm³

• 19.32 g/cm³

Multiple Choice

What is a mid-ocean ridge?

• A deep underwater trench

• A mountain range under the ocean

• A flat plain on the ocean floor

• A type of coral reef

Multiple Choice

Which geological process is responsible for creating new ocean floor?

• Erosion

• Volcanic eruption

• Seafloor spreading

• Subduction

Multiple Choice

What is the Mid-Atlantic Ridge?

• A mountain range on land

• A ridge in the Atlantic Ocean

• A trench in the Pacific Ocean

• A type of ocean current

Multiple Choice

How are ocean trenches formed?

• By the melting of polar ice caps

• By the collision of tectonic plates

• By the erosion of ocean currents

• By the accumulation of sediments

Multiple Choice

What happens to old ocean floor at ocean trenches?

• It turns into coral reefs

• It remains unchanged

• It is destroyed by subduction

• It is uplifted to form mountains

Multiple Choice

What is the primary cause of tectonic plate movement?

• Convection currents in the mantle

• Solar radiation

• Gravitational pull

• Wind currents

Multiple Choice

Which oceanic feature is typically found at divergent plate boundaries?

• Ocean trenches

• Mid-ocean ridges

• Volcanic islands

• Continental shelves

Multiple Choice

What geological feature is formed when two continental plates collide?

• Ocean basin

• Volcanic arc

• Mid-ocean ridge

• Mountain range

Multiple Choice

What is the process called when one tectonic plate slides beneath another?

• Folding

• Rifting

• Convection

• Subduction

Multiple Choice

The descending slope which connects the seafloor to the continental shelf.

• continental shelf

• trench

• guyot

• continental slope

Multiple Choice

Name feature A

• trench

• continental slope

• guyot

• mid-ocean ridge

Multiple Choice

Name feature B

• guyot

• seamount

• abyssal plain

• volcanic island

Multiple Choice

Flat or very gently sloping areas of the ocean floor.

• abyssal plain

• continental shelf

• trench

• continental floor

Multiple Choice

A mountain rising from the ocean floor that does not reach water's surface.

• volcanic island

• continental shelf

• seamount

• guyot

Multiple Choice

Name feature C

• guyot

• seamount

• abyssal plain

• continental shelf

Multiple Choice

This trench is the deepest part of the world's ocean and the deepest location on the surface of the earth.

• trench

• guyot

• Mariana Trench

• seamount

Multiple Choice

Seamounts that reach the surface of the ocean.

• guyot

• continental slope

• abyssal plain

• volcanic island

Multiple Choice

Name the feature for E

• volcanic island

• volcanic arc

• seamount

• mid-ocean ridge

Multiple Choice

Name the feature for F

• continental slope

• continental shelf

• abyssal plain

• trench

Multiple Choice

Name the feature for G

• seamount

• trench

• mid-ocean ridge

• continental shelf