All Matches

Solution Library

Expert Answer

Textbooks

Search Textbook questions, tutors and Books

Oops, something went wrong!

Change your search query and then try again

Result Not Found

Books FREE
Tutors
Study Help
Ask a Question

Search
Sign In
Register

study help
physics
conceptual physical science

Questions and Answers of Conceptual Physical Science

Evaporation moves water from Earth’s surface to the atmopshere. Why isn’t the water that evaporates from over the oceans salty?
Where does most rainfall on Earth finally end up before becoming rain again?
What percentage of Earth’s supply of water is fresh water, and where is most of it located?
Glaciers are like icy rivers that flow downgradient. Rank, from first to last, the stages in glacial flow:(a) Basal sliding,(b) Crevasses,(c) Accumulation and thickening of glacial ice,(d) Calving.
A delta is the end of a river. Going from offshore toward the shoreline, rank these according to sediment size:(a) Cobbles,(b) Pebbles,(c) Sand,(d) Clay.
Streams carry sediment as well as water. List the following types of sediments in order of deposition:(a) Boulders and cobbles,(b) Pebbles and gravel,(c) Sand,(d) Clays and mud.
Rank, from greatest to least, these forces of stream channel erosion:(a) Chemical erosion,(b) Abrasion,(c) Hydraulic action.
A stream becomes a river as it moves downgradient. Give the sequence in which the following appear in the evolution of a stream:(a) Meandering pattern,(b) Rapids,(c) Delta.
In descending order, rank the rocks in terms of their susceptibility to chemical erosion:(a) Marble,(b) Limestone,(c) Sandstone,(d) Quartzite.
Put in order, from beginning to end, the steps in stream formation:(a) Runoff forms,(b) Rain drops strike the ground,(c) The stream channel forms,(d) Gullies form.
Rank, from greatest to least amounts, the distribution of Earth’s freshwater:(a) Groundwater,(b) Polar ice caps and glaciers,(c) Streams, rivers, and lakes,(d) Soil moisture.
The hydraulic head at point A is 209 m. At point B, which is 300 m from point A, the hydraulic head is 210 m. The aquifer is composed of sand with a hydraulic conductivity of 150 m/day. Groundwater
Darcy’s law gives us the volume flow rate—volume per time (for example, cubic meters per day, m3/day). Another way to express volume is on a per-unit-area basis. For example, if we have a 1-m3
A pumping well was drilled and completed in a sand aquifer. Before the pump was turned on, the slope of the water table (hydraulic gradient) and the flow rate were measured to be 0.0001 and 1 m3/day,
A particular stream widens as it progresses downstream. Using your answers for parts (a) and (b), briefly describe the changes in discharge.(a) If the cross-sectional area of the stream is 1 m2 and
We know that most of Earth’s water is in the oceans. The remaining 2.8% is Earth’s freshwater supply. Of this freshwater supply, what percentage is found in the polar ice caps? In groundwater? In
As wind blows across the land surface, it picks up small particles of sand. You can demonstrate how wind moves sediment: Cover the bottom of a cake pan with a flat layer of cornmeal (about 2 cm
As a glacier moves across the land, it loosens and picks up rocks in its pathway. These rocks, embedded at the glacier’s base, scrape the underlying bedrock to form striations. To see how this
How are ripple marks formed?
How do sand dunes migrate?
What land features are formed from glacial deposits?
What erosional features are likely found in an area of alpine glaciation? (See Figure 22.37a). Horn Cirques Horn Lateral Tarn moraine Cirques Arête Arête Arête Hanging valleys U-shaped valley
What is the most common depositional landform created by glaciers?
Under what conditions does a glacier front advance? How about retreat?
In what two main ways do glaciers flow?
How is a glacier formed?
What is a delta?
Streams transport great quantities of sediment from one place to another. What is the size range of the particles that can be carried by a fast-moving stream?
What types of streams and stream valleys do we generally find in high, mountainous regions?
Under what conditions do curvy, meandering rivers form along a floodplain?
What factors are responsible for the formation of a stream valley?
Describe three ways that flowing water erodes a stream channel.
Which transports more sediment: a laminar flow or a turbulent flow? Why?
How does the shape of a stream channel affect flow?
What happens to stream speed when the discharge of a stream increases?
What is stream gradient, and how does it affect stream velocity?
What is the difference between a cave and a cavern?
Name three erosional features caused by groundwater in carbonate rocks.
How do stalactites and stalagmites form?
Describe at least one consequence of over-pumping groundwater.
What is an artesian system, and how is it formed?
What types of soil allow the greatest amount of rainfall to soak in?
Distinguish between continental drift and plate tectonics.
Can S-waves travel through liquids?
Our dependency on fossil fuels has many repercussions—both economic and environmental. For example, the 2010 explosion of BP’s Gulf of Mexico oil rig is, to date, the largest accidental oil spill
Which type of rock is most sought by petroleum prospectors: igneous, sedimentary, or metamorphic? Why?
We have learned that silica content is a key factor in a mineral’s melting point. What other two factors can change a rock’s melting point?
If the volcanic glass obsidian is not considered a mineral, why is it considered a rock?
What is the difference between the minerals that make up a rock and the minerals we find in common dietary supplements? Is it possible to supplement our diet by simply eating rocks?
Which type(s) of rock is (are) made from previously existing rock? Which type does not require high temperature and pressure for its formation?
Why is schist so easily recognized?
How does gneiss differ from granite?
What feature helps distinguish schist and gneiss from quartzite and marble?
Name two mica minerals that can give a metamorphic rock its foliation.
What properties of slate make it good roofing material?
What are the two processes by which rock is changed during metamorphism?
What patterns of alteration are characteristic of contact metamorphism?
Can metamorphic rocks exist on an island of purely volcanic origin? Defend your answer.
What kind of weathering is imposed on a rock when it is smashed into small pieces? When it is dissolved in acid?
What is a fossil? How are fossils used in the study of geology?
Benzaldehyde is a fragrant oil. If stored in an uncapped bottle, this compound will slowly transform into benzoic acid along the surface. Is this an oxidation or a reduction?
A common inactive ingredient in products such as sunscreen lotions and shampoo is triethanolamine. What is the chemical structure for this tri-alcohol?
A common inactive ingredient in products such as sunscreen lotions and shampoo is triethylamine, also known as TEA. What is the chemical structure for this compound?
Cetyl alcohol, C16H34O, is a common ingredient of soaps and shampoos. It was once commonly obtained from whale oil, which is where it gets its name (cetyl is derived from the word cetacean, which is
One of the skin-irritating components of poison oak is tetrahydrourushiol:The long, nonpolar hydrocarbon tail embeds itself in a person’s oily skin, where the molecule initiates an allergic
What do phenols and carboxylic acids have in common?
What do the compounds cyclopropane and propene have in common? Cyclopropane Propene
Rank the following hydrocarbons in order of increasing number of hydrogen atoms: 2-Butene (c) Butane (b) Cyclobutane (a)
Two carbon atoms connected by a single bond can rotate relative to each other. This ability to rotate can give rise to numerous conformations (spatial orientations) of an organic molecule. Is it also
What is the difference between a ketone and an aldehyde?
What must be added to a double bond to transform it into an alcohol? Would this be an example of oxidation or reduction? (See Figure 18.20) Oxidation (lonic state becomes more positive) Reduction
Identify the following functional groups in this organic molecule: amide, ester, ketone, ether, alcohol, aldehyde, amine.
Which of the structures shown in the previous question are either the cis- or the trans-isomers of 3-methyl-2-pentene? Circle them.
Remember that carbon–carbon single bonds can rotate, whereas carbon–carbon double bonds cannot rotate. How many different structures are shown below?
What are the chemical formulas for the following structures? ОН (b) (a) (c) (d)
What do these two structures have in common? (a) (b)
Do heavier hydrocarbons tend to produce more or less carbon dioxide upon combustion than do lighter hydrocarbons? Why?
There are five atoms in the methane molecule, CH4. One of these five atoms is a carbon atom, which means the molecule is 1/5 × 100 = 20% carbon. What is the percent carbon in ethane, C2H6? propane,
The temperatures in a fractionating tower at an oil refinery are important, but so are the pressures. Where might the pressure in a fractionating tower be greatest: at the bottom or at the top?
In a conglomerate rock, why are pebbles of granite very common and pebbles of limestone relatively uncommon?
In what two ways does sediment turn into sedimentary rock?
Which of these rocks—granite, sandstone, limestone, or halite—is the first to weather in a wet (humid) climate? Why?
What feature of clastic sedimentary rock enables the flow of oil after it has been formed?
What general rock feature does a geologist look for in a sedimentary rock to determine the distance the rock has traveled from its place of origin?
Relate the shape and sorting of sand particles to the way in which they were most likely transported.
How do chemical sediments produce rock? Name two rock types that form by chemical sedimentation.
Would you expect to find any fossils in limestone? Why or why not?
Where on Earth’s surface are lava flows most common?
Where does most magma originate?
Is it possible for crystallization to enrich magma in more than just silica? Defend your answer.
Why does magma composition change as it cools?
Are the Hawaiian Islands made up primarily of igneous, sedimentary, or metamorphic rock?
In which parts of Earth’s crust (oceanic and/or continental crust) do we find the two common igneous rocks, basalt and granite?
Is Earth’s interior mostly magma? Explain.
Why is halite commonly the last mineral to precipitate from evaporating seawater?
If a rock contains both quartz and pyroxene (a silicate mineral), which melts first as the rock is heated?
What mainly determines a rock’s initial melting temperature?
Are high-silica content minerals “easier” to melt than those with low silica?
If a magma contains molten forms of quartz and olivine (a silicate mineral), which crystallizes first as the magma cools?
Which of these is a true statement about silicate minerals?(a) Melting point decreases as silica percentage increases.(b) Melting point increases as silica percentage increases.

Showing 1800 - 1900 of 3479

First
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Last

Get In Touch

About Us
Contact Us
Career
Jobs
FAQ
Campus Ambassador

Company Info

Security
Copyrights
Privacy Policy
Terms & Condition
SolutionInn Fee
Scholarship

Services

Sitemap
Fun
Definitions
Become Tutor
Study Help Categories
Recent Questions
Expert Questions

Copyright © 2024 SolutionInn All Rights Reserved.

Get the SolutionInn - Study Help App