If 14,902 atoms of helium pass through a 3 square meter plate area every 3.20 hours, and if this flux is constant with time, compute the flux of helium in units of atoms per m² per second.

Q: Contrast the distribution of land and water in the Northern Hemisphere and the Southern Hemi-…

A: Northern Hemisphere contains more land mass than the Southern Hemisphere has.

Q: Mars has about 1/10th of Earth's mass, is located at 1.6 AU, and has a rotational period very…

A: The planet is also one of the lightest exoplanets yet discovered, weighing only around a fourth of…

Q: How do Rain and Wildfires influence Mass Movement (Mass Wasting)? 2. Describe the difference…

A: 1. Mass movement is the down-slope movement of soil and rock particles which covers the Earth’s…

Q: Fick's rate equation for the diffusion of component A through a binary mixture of components A and B…

A:

Q: Explain the different ocean depths including what activities take place within them and what…

A: From the surface, this zone descends 700 feet or so. Ocean depth is most frequently and quickly…

Q: A longshore current is defined as     a narrow, stream-like current flowing seaward from the shore…

A: INTRODUCTION Longshore current  Current running parallel to the shore generated by obliquely…

Q: Which of the following phenomena are not directly associated with the General Theory of Relativity…

A: The General Theory of Relativity was given by Albert Einstein in 1996. It is generally concerned…

Q: What type of stream is shown in this figure? Souce: NASA Multiple Choice braided stream a stream…

A: solution

Q: Of the following natural resources in the Chesapeake Bay, which one is considered to be in the worst…

A: Chesapeake Bay:  It is the largest estuary located in the Mid- Atlantic region of United States.…

Q: Which of the following formulas correctly shows the relation between the frequency, the speed, and…

A: Q1: Waves are generally associated with a perticular wavelength, a frequency and speed.  Where the…

Q: Which of the following statements is TRUE regarding skarn? Multiple Choice It is formed due to…

A: Q1. Answer: option 1 and 3 are correct. Skarn is type of metamorphism in which igneous and…

Q: What are the risk assessments for making cup of tea

A: Answer: A risk assessment is a method for locating prospective dangers and examining what might…

Q: Assignment: Use the potentiometric data for the wells (circles, height in fet above an arbitrary…

A: Groundwater generally flows from the areas of recharge to the areas of discharge. Using water table…

Q: Which objects were more plentiful in the early universe than in the present universe? Select one…

A: During the big bang it's a huge explosion and heat was very much there that the nutral atom could…

Q: If a star orbits around the center of the Milky Way galaxy in a circle with radius of 19 kpc, how…

A: Radius(r) = 19 kpc = 58.634×1016 km Circumference of the circle = 2×π×r=…

Q: In spite of the new technologies, the use of oil sands remains controversial because of the…

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Q: Is building the lodge in line with environmental virtue?

A: Environmental virtue is based on the moral association between human beings and their surroundings.…

Q: Did the silversword species on the island of Hawai'i likely come from adaptive radiation events, or…

A: Answer: The lineage of 28 Hawaiian endemic species known as the Hawaiian silversword alliance…

Q: [Example] Beer with a specific gravity of 1.042 and acry viscosity of 1.4 x 103 N-s/m² contains 1.5%…

A:

Q: Which of the following statements about the orbits of solar system objects are TRUE? (Select all…

A: The gas giants are much distance from the sun and if we imagine a circle for their place or the…

Q: What are three (3) major global environmental concerns facing today's environment. What sort of…

A: As our environment evolves, so does the need to become more conscious of the environmental problems…

Q: How did the Ancestral Pueblos peoples adapt and adjust the environment to improve their survival and…

A: Ancestral Pueblos people were primarily farmers and later also maintained a hunter-gatherer…

Q: A feed of 3 inch spheres are crushed in a gyratory crusher. The column 1 in table below shows the…

A:

Q: Elevation in Feet Al S 1:24,000 1000 900 9. Construct a topographic profile from A to A' on the…

A: Map 1: Topographic profile from A to A' on the graph paper

Q: List Jared Diamond's 5-points that drive a societal collapse (1. climate change, 2. societal…

A: Jared Diamond's 5 points that drive a societal collapse in order from most important to least…

Q: Assignment: Use the potentiometric data for the wells (circles, height in fet above an arbitrary…

A: Groundwater table is highest in the western part.  2. South of Blanca  3.Barton Spring 4. A spring…

Q: Earth's history, glacial periods:     have happened throughout the history of the planet…

A: Although the glacial period we are presently experiencing is less severe than it was 20,000 years…

Q: The principal difference between a marine west coast climate and a Mediterranean climate is a)…

A: The sea keeps the air over the land cool in summer and warm in the colder time of year. This makes a…

Q: MULTIPLE CHOICE Why do scientist classify rocks? A rocks form differently, but they all have the…

A:

Q: Explain the technologies and methods used for food production by the Rapa Nui society.

A: Introduction:  Easter Island's native Polynesian inhabitants are known as the Rapa Nui. The…

Q: QI Q2 Shale oil replaced which form of widely used lighting fuel in the 1850's? A B C D E A B U Wood…

A: Q1 Option D : Coal In the nineteenth century, cannel coal was largely utilized as a fuel for lamps…

Q: Which are Allee effects?    Small plants benefiting from the shade and moisture of a larger, nurse…

A: Allee effect is a positive collaboration between population density and mean individual components…

Q: for two of the scientists listed on the site, describe how their ideas caused the original theory to…

A: Harry Hammond Hess Harry Hammond Hess was an American geologist and a United States Navy officer in…

Q: Consider the statements below. Statement X: Crushing reduces the size of run-of-ores. Statement Y:…

A: Ans: Option C *Run-of-mine ore is crushed to lower the particle size to a point where it may be…

Q: Based on their teeth shape and dental formulas, state whether each of these mammals are herbivores,…

A: Detailed answer is provided below