What general direction was the Pacific plate moving between 70.7 and 43.4 million years ago?

Q: If you are in an airplane over the epicenter of a great earthquake, what will you experience?

A: During earthquake, pressure and shear waves move in all directions. If the pressure waves leave eart...

Q: Catastrophic Plate TectonicsMatch the following statements on the left with the answers on the right...

A: This describes conventional Plate Tectonic Theory - B. Happened slowly over millions of years.  

Q: Detrital type rocks are                 rocks that are chiefly composed of              .

A: Sedimentary rocks are of three types: Clastic (detrital) sedimentary rocks   Biogenic (biochemical)...

Q: Using the principles of relative dating, put the rock layers, faults and igneous intrusions in seque...

A: In order to understand the chronological order of events in the given figure, we must work from the ...

Q: As wavelength increases, what happens to wave velocity? Which change causes wind-blown ocean waves t...

A: The waves causing the water flow in oceans is a wind wave generated due to the wind blowing on the w...

Q: If gas escapes easily from a magma, will the eruption be peaceful or explosive? If gas cannot escape...

A: Gas gives magmas their explosive character because the gas expands as pressure is reduced. Explosive...

Q: How do I have my research paper in Geography checked for Grammer, Punctuation, Plagirism?

A:   Grammarly is a very good software for checking Grammer, Punctuation, and Plagiarism issues in your...

Q: Explain the hazard that Mount Rainier presents to the Seattle-Tacoma region.

A: Mount Rainier, a stratovolcano will produce an explosive volcanic eruption, releasing large amounts ...

Q: Discuss 1 advantage and 1 disadvantage of the fast permeability rate.

A: Permeability refers to a medium's ability to transmit a fluid (usually water) flowing through the me...

Q: 1. The accompanying photo shows a footprint on the Moon left by an Apollo astronaut in material popu...

A: Soil is the end product which is formed millions of years after the weathering and transportation of...

Q: Name four ways of creating pyroclastic flows.

A: Pyroclastic flows are one of the most deadly volcanic hazards. They are rapidly moving avalanches fl...

Q: How do tsunamis affect the atmosphere?

A: The ripple effect of a high-intensity earthquake-tsunami combo can cause disturbances in how the mol...

Q: What changes in temperature, pressure, and water content cause hot rock to melt? What are the two mo...

A: The earth surface contains various types of rocks such as sedimentary rocks, igneous rocks, and meta...

Q: Which U.S. states are on the Pacific tectonic plate?

A: The San Andreas Fault is the continental transform fault boundary between the Pacific Plate and the ...

Q: True or False The difference between tone and color of an image is characterized by the image shadow...

A: False.

Q: Which single disaster could kill the most people—a flu pandemic, an earthquake, or a hurricane?

A: All three are types of natural disasters. An earthquake is a terrestrial phenomenon, a hurricane is ...

Q: Compare the ability to withstand earthquake shaking of downtown buildings and bridges in West Coast ...

A: The ability of structures to withstand damage from an earthquake depends on the strength of ground s...

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: which sedimentary rock is most likely to be changed to slate during regional metamorphism

A:   Regional metamorphism is a type of metamorphism in which the mineralogy and texture of rocks are c...

Q: How is Earth’s magnetic field formed? Describe the reversals of magnetic polarity from north to sout...

A: Seismic and density data along with studies of meteorite composition suggest core is metallic in nat...

Q: What four factors combine to produce lahars?

A:  A lahar is a violent type of volcanic mudflow or debris flow consisting of pyroclastic material, ro...

Q: Explore Exploration Activity The compositional zones of Earth's interior are the crust, mantle, oute...

A: The figure show temperature increases with depth in the earth. The temperature gradient knowledge co...

Q: What are the ecological consequences of cutting forests and burning them?

A: The removal of the forest from the land by cutting or burning them is known as Deforestation.  Defor...

Q: Is Frost frozen dew? Explain

A: Dew forms when the air temperature becomes equal to the dewpoint temperature, which is when the air ...

Q: Draw a cross-section and explain why an ocean wave breaks as it nears the shoreline.

A:   As the waves reaches shallower water, the growth in wave height occurs in a wave shoaling process....

Q: Explain how population affects the environment

A:   To fulfill the demand of high population, humans have destroyed forests. Large number of trees and...

Q: Explain several lines of evidence indicating that the continents move about Earth.

A: The large-scale movement of continental landmass can be explained using the concept of continental d...

Q: What does the sweeping beam of a light house have in common with a neutron sta Include an explanatio...

A:   The rotating neutron star acts similar to lighthouse. Its beam sweeps in a circle and gives a puls...

Q: Calculate the percent change when a population of 350 birds increases to a population of 500 birds. ...

A: Percent Change= New Population - Old PopulationOld Population × 100Percent Change= 500 - 350350 × 10...

Q: What are the four stages of formation of an ocean basin?

A: The shape and size of a tectonic plate vary, which implies that new plates form by breaking up or co...