Podcast
Questions and Answers
Which type of sediment is typically found on beaches with high energy environments?
Which type of sediment is typically found on beaches with high energy environments?
- Angular sand grains (correct)
- Rocks
- Rounded sand grains
- Pebbles and sand grains
What is the main difference between sand from a beach and sand from a desert?
What is the main difference between sand from a beach and sand from a desert?
- Desert sand is more rounded
- Beach sand is larger in size
- Beach sand is more angular (correct)
- Desert sand is larger in size
What does the presence of poorly sorted sediments in an area indicate?
What does the presence of poorly sorted sediments in an area indicate?
- A low energy environment
- A high energy environment
- A mix of high and low energy environments (correct)
- A lack of sediment
Which term is used to describe a wave when the wave base is touching the sea floor?
Which term is used to describe a wave when the wave base is touching the sea floor?
What happens to the energy of a wave as it approaches the shore?
What happens to the energy of a wave as it approaches the shore?
What causes a wave to break?
What causes a wave to break?
Which term refers to the boundary between the land and the water?
Which term refers to the boundary between the land and the water?
What is the difference between the shore and the coast?
What is the difference between the shore and the coast?
What causes ocean waves?
What causes ocean waves?
What is a wave?
What is a wave?
What is the difference between ocean waves and electromagnetic waves?
What is the difference between ocean waves and electromagnetic waves?
What is the amplitude of a wave?
What is the amplitude of a wave?
Which factor determines the size of ocean waves?
Which factor determines the size of ocean waves?
What is the relationship between wave period and wave speed?
What is the relationship between wave period and wave speed?
How are large waves generated in the middle of the ocean without wind?
How are large waves generated in the middle of the ocean without wind?
Which process contributes to the formation of beaches?
Which process contributes to the formation of beaches?
What is the main source of sand on beaches?
What is the main source of sand on beaches?
What can be inferred about the sand on beaches by examining it under a microscope?
What can be inferred about the sand on beaches by examining it under a microscope?
How long does it typically take for geological processes to significantly impact coastlines?
How long does it typically take for geological processes to significantly impact coastlines?
In some cases, how quickly can coastlines be affected by geological processes?
In some cases, how quickly can coastlines be affected by geological processes?
Which term describes the bending of a wave when it enters a medium in which its speed changes?
Which term describes the bending of a wave when it enters a medium in which its speed changes?
Which direction do rip currents typically flow in relation to the shoreline?
Which direction do rip currents typically flow in relation to the shoreline?
What is the movement of water along the beach face called?
What is the movement of water along the beach face called?
What causes the energy of waves to be directed towards the headlands and result in coastal straightening?
What causes the energy of waves to be directed towards the headlands and result in coastal straightening?
Which direction does the sand move along the beach?
Which direction does the sand move along the beach?
What is the name for the process of the wave pushing the sand up the beach and gravity pulling it back down?
What is the name for the process of the wave pushing the sand up the beach and gravity pulling it back down?
What is the name for the current that flows along the beach and drives beach drift?
What is the name for the current that flows along the beach and drives beach drift?
What causes the waves to bend and become more parallel to the coastline as they approach the shore?
What causes the waves to bend and become more parallel to the coastline as they approach the shore?
Which type of coastline is characterized by tectonic uplift and erosion?
Which type of coastline is characterized by tectonic uplift and erosion?
What is the term for the flat platform caused by wave erosion at low tide?
What is the term for the flat platform caused by wave erosion at low tide?
What is the term for the raised platform above the wave cut platform, indicating a past sea level?
What is the term for the raised platform above the wave cut platform, indicating a past sea level?
What geological process is responsible for pushing up the coastline in California?
What geological process is responsible for pushing up the coastline in California?
Which type of coast is characterized by erosional features like wave cut cliffs and marine terraces?
Which type of coast is characterized by erosional features like wave cut cliffs and marine terraces?
What is an estuary?
What is an estuary?
What is a sea arch?
What is a sea arch?
What is a wave cut platform?
What is a wave cut platform?
What is the process by which tall pine trees are pushed above their climate zone and grow as dwarf trees?
What is the process by which tall pine trees are pushed above their climate zone and grow as dwarf trees?
What is the term used to describe a stack of rocks that remains after a sea arch collapses?
What is the term used to describe a stack of rocks that remains after a sea arch collapses?
What is the term used to describe a ridge of sand extending from the land into the mouth of an adjacent bay?
What is the term used to describe a ridge of sand extending from the land into the mouth of an adjacent bay?
What is the term used to describe a ridge of sand that connects an island to the mainland?
What is the term used to describe a ridge of sand that connects an island to the mainland?
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