Q 1. Draw a conceptual sketch that defines the subaerial zone, the intertidal zone, and the subtidal zone in the context of a cross-shore beach profile.

Q 2. Define the depth of closure in your own words.

Q 3. A reflective beach has a relative tide range between( space ) and( space ).

Q 4. What is the median grain size of the following distribution:

See the picture

Q 5.

1) Find the particle density of quartz sand.

2) Assume a particle size of diameter = 0.8 mm.

3) Determine the fall velocity.

List the particle density you used (including units and source) and your calculations in your response.

Requirements: