Define surface tension B)Define free surface energy

Q: Your lifetime will be what percentage of geologic time?

A: The Universe formed from the Big bang, about 13.8 Billion years ago. Earth formed at about 4.55 bill...

Q: Describe how the raster and vector approaches are used to construct point, line and area entities fo...

A: To represent real-world, 3D geographical observations using computers, the data needs to be approxim...

Q: What general direction was the Pacific plate moving between 70.7 and 43.4 million yearsago?

A: As soon as the subduction started, the shifting of the subduction zone started, and it started movin...

Q: if mercury is more dense than water, what would happen if you dropped a quarter in a jar of mercury?

A: Density takes into account not only the mass of the object but also the volume and is derived as mas...

Q: Determine the magnitude of the earthquake with the seismogram given below.

A: The first step involves approximating the height of the wave (amplitude) by drawing a straight line ...

Q: In the 2011 Japan earthquake, how large an area of plate moved? What was the maximum slip? What was ...

A: Based on several studies the maximum slip estimated using offshore GPS measurements was somewhere be...

Q: If the Hadley Cell strengthens in the future as part of global climate change (as climate models sug...

A: In the Hadley cell (Global-scale tropical atmospheric circulation) air rises near the equator and fl...

Q: For how long has the Pacific plate been moving in the same general direction (northwest)?

A: The Pacific Plate is moving northwest at a rate of 7-11 centimeters per year. As the plate continues...

Q: How do the ages vary along a line of subduction-zone volcanoes compared to a line of hot-spot volcan...

A: Hot spot volcanoes are characterized by an age progression depending on the distance from the source...

Q: 1. Rocks vary in color, size, texture and shape. They are classified based on of the following deals...

A: Answer to Question 1 D. Petrology

Q: What geographic feature does the arrow indicate

A:   The orientation of geographic features on the map is inferred by the arrow present in the map.  

Q: Which tectonic-plate edges fail most commonly in shear? In tension? In compression?

A: Shear stress occurs at the transform boundaries where two plates slide past each other. Tensional st...

Q: What is hydraulic fracturing? How can it trigger an earthquake?

A: Hydraulic fracturing or fracking is a method of extracting commercially valuable fluids such as natu...

Q: Need help with number 2, 3, 4, 5, and 6

A: The ecosystem and environment are composed of varieties of life forms or species, which is known as ...

Q: Explain the seismic-gap method of forecasting earthquakes.

A:   A seismic gap is a segment along a tectonically active area such as fault where major earthquakes ...

Q: Which of the following represents a locality of Intrusive rocks? a. Hawaiian Islands b. Sierra Nevad...

A: Extrusive rocks and intrusive rocks are the types of igneous rocks which are formed based on the vol...

Q: Is it wise for towns near Mount Shasta to keep growing? What should be done about this situation?

A: Mount Shasta is located south of the Cascade Range, which is situated above an active fault zone. Th...

Q: Which of the following minerals is not commonly found in the Igneous rocks? a. quartz   b. feldspar ...

A: Most commonly found minerals in igneous rocks are silicates. This is due to the high abundance of si...

Q: What important role do shelf fungi provide for our chaparral ecosystems?

A: The division of fungi known as basidiomycetes involves a group of fungi known as Polypore. This grou...

Q: What part of the geothermal gradient shows a fast rate of temperature as depth Increases? a. 1500 km...

A: Earth's temperature varies linearly with depth. The average temperature on the planet's surface is a...

Q: solve the problem given in the image.

A: BOD or Biochemical Oxygen demand gives the amount of oxygen taken by the microorganisms for decompos...

Q: Draw a cross-section and describe the collapse of an oceanic volcano, such as Krakatau. What usually...

A: Krakatoa, a volcanic island present in Indonesia, was destroyed by the violent eruptions in 1883. Th...

Q: Do mutations always cause negative impacts? Why or why not?

A:   Mutation is a change in the sequence of an organism's DNA. Most mutations have no impacts or neutr...

Q: A dry fluffy snow will most likely have:  (Choose the BEST answer) 5 units of snow to 1 unit of w...

A: The percentage of water to snow is called as  snow ratio.

Q: Why are invasive species such a concern in chaparral systems? List three common invaders in our loca...

A: Chaparral is type of biome found in temperate region. Which is also known as Mediterranean forest fo...

Q: Which part of the United States sits in an opening ocean basin? Evaluate the earthquake threat there...

A: The Basin and Range province present in the western United States comprising of Nevada, the western ...

Q: Imagine you found a new partial dinosaur skeleton, and you worked with a paleoartist to create the s...

A: Dinosaurs were a group of reptiles that appeared in the Triassic period and lasted till the cretaceo...

Q: What type of fault movement best characterizes the Basin and Range province? What are the highest ma...

A: Basin and Range (B&R) province of the western United States is an example of an active rift syst...

Q: Draw a map of an idealized tectonic plate and explain the earthquake hazards along each type of plat...

A: Earthquakes occurring along divergent Plate Boundaries show normal fault motion and have low Richter...

Q: Geology

A: Contour maps can be used to generate an elevation profile of a landscape. Contour lines are lines th...

Q: Sketch and label areas of erosion and deposition resulting from the groin (top), jetty (middle), and...

A:   Jetties are rock walls made to protect the entrance of a harbor from sediment deposition and storm...

Q: Which would be the better of two bad choices for an urban area: a magnitude 6.5 to 7 earthquake ever...

A: On the Richter Scale, a magnitude 8 earthquake releases 10 times more energy than a magnitude 7 and ...

Q: How are foreshocks distinguished from aftershocks?

A: Foreshocks precede and aftershocks succeed the main earthquake event. Both are relative terms.