4. Which radioactive isotope or isotopes would you use to date each of the following objects? Explain each of your choices. • A 4 billion year old piece of granite. A One million year old bed of volcanic ash that contains the footprints of hominids (human ancestors). The fur of a woolly mammoth that was recently recovered frozen in a glacier. • A fossilized trilobite recovered from a bed of sandstone that is about 500 million years old.

Q: How do you think a satellite in space can study the ocean? It’s up there, and the ocean is down here...

A: In today's world, science has progressed a lot. New discoveries have led to the study of remote area...

Q: NASA LANDSAT Program1- In two points, provide exaplanntaion of how Earth Scientists can particularly...

A: 1) Landsat is a joint NASA/USGS program. It gives continuous space-based record of Earth’s surface. ...

Q: - SPOT Satellite Program 1- In two points, provide an explanation of how Earth Scientists can partic...

A: CNES, France designed a SPOT satellite program. The spot satellite program supports commercial remot...

Q: One planet is three times farther from the sun than another. If the closer planet is located 10 AU, ...

A: A Planet is an astronomical object which revolves around a central star or star system in a specifie...

Q: What is the name of the texture displayed by the following igneous rock? What is the correct chemica...

A: Igneous rocks are available in mainly six types of textures, aphanitic, glassy, porphyritic, pyrocla...

Q: Where do humans get most of the water they used?

A: Water Distribution About 97.5℅ of total water available on earth is saline water and forms oceans, s...

Q: How did reefs formed by hexacorals during the Jurassic Period differ from those formed during Triass...

A: The corals are marine invertebrates belonging to the phylum Cnidaria of class Anthozoa. These live i...

Q: What is the porosity of a perfectly sorted jar of marbles, with rhombohedral packing?

A: Porosity is defined as the measure of the room between the particles. Porosity is defined as the pro...

Q: When an oceanic-continental or oceanic-oceanic convergence occur, what do you call the series of vol...

A: Convergent plate boundary is formed when two tectonic plates converge.

Q: Thinking Critically What causes El Niño? How does an El Niño situation differ from normal current fl...

A: El Nino is a climatic pattern that describes the unusual warming of the surface water in the Eastern...

Q: (DONE) Can you please check if these are correct? Topic: Minerals.   I have tried it, but not sure. ...

A: Note- Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question...

Q: Write down the expression that results from the flow analysis to calculate the volume of water flowi...

A: In the year 1856, a French hydraulic engineer named Henry Darcy put forward a law which gives the di...

Q: Draw a cross-section showing an inclined fault with a hypocenter at 15 km (9 mi) depth. Does the epi...

A: A Fault is a planar break in the rocks along which rock has shown some displacement. Fault traces ar...

Q: Define absolute and relative humidity (give equations)

A: The weather of an area is decided by many factors, including temperature, pressure condition, wind p...

Q: State what types of risks may occur in the environment (air, water, soil), and what are the risks to...

A: In any region, pollution is the main risk, which occurs in air, water, and soil. All the three eleme...

Q: If you have a piece of land but no idea what is its measurement and have no measuring tape with you,...

A: In geological fieldwork, there are many instances where the measurement of geological features is ne...

Q: Why you should study structural geology?

A: Geology is the science of the Earth and its internal and external processes. There are various branc...

Q: Explain how soil erosion causes pollution.

A: Soil is formed as the end product of the weathering and erosion process. It is one of the critical c...

Q: The ultraviolet spectrum can be divided into three regions based on wavelength: UV-A (315–400 nm), U...

A: Solar radiation is the electomagnetc radiation from sun and it consists of mainly, visible light, in...

Q: Even though Cleveland is farther north than Kansas City it can have warmer winters because: Oa Cleve...

A: The greater the absorbance of solar energy or solar radiation, the greater will be the absorbing bod...

Q: What are some uses of the igneous rock, granite?

A: Granite is a coarse-grained, felsic, or light-coloured plutonic igneous rock that is formed in the s...

Q: What is the relationship of cirques to the formation of arêtes and horns?

A: A glacier is a body of ice that moves over the ground under the influence of gravity. It originates ...

Q: Explain 5 basic components of rock formation. Q:2b) Explain the formation of biogenic rocks and what...

A: Rock is a natural substance consists of different minerals fused together into a solid mass. Rock cy...

Q: How does Earth's interior work, and how does it affect the surface?

A: Earth was formed around 4.5 billion years ago and it is the largest and densest rocky planet.  Earth...

Q: 1. Brief introduction and history of different environmental issues 2. Recent global environmental i...

A: Since you have asked multiple questions and you have not mentioned which questions to be answered, w...

Q: provide Brief Description of Punjab Remote Sensing Centre (PRSC).

A: Remote sensing is a science in which we acquire the data of an area or object without any physical c...

Q: Describe how competition for a limited quantity of resources occurs in ecosystems.

A: An ecosystem is defined as communities where individuals live and interact with the living and non-l...

Q: Groundwater can transport heat and dissolved compounds. Explain how groundwater might influence cont...

A: Contact metamorphism is produced due to high geothermal gradient at shallow depth.

Q: Where do you think is most of the world’s water located? Explain your answer with proof

A: The water bodies are the areas of accumulation of water, maybe saline or freshwater in nature. Water...

Q: Thinking Critically What is the greenhouse effect? Is it always detrimental? What gases contribute t...

A: Climate change is a regional or global change in climate patterns. The recent climate change is due ...

Q: what elements exist in seawater?

A: Our planet consists of 71% water and 29% land. Out of this 71% water, the significant proportion is ...

Q: In oceanic-continent convergence, the lower density continental plate is subducted beneath the ocean...

A: The earth is divided into crust, mantle, and core. The outermost part of the earth is the crust. It ...

Q: Discuss the environmental impacts of earthquakes

A: Earthquakes are the most destructive disasters to occur naturally on the surface. These earthquakes ...

Q: List four consequences of global warming.

A: Global warming refers to the heating up of the Earth and its atmosphere due to the rise in the overa...

Q: 1.How often do earthquakes of a certain magnitude occur? Cite one specific example. ________________...

A: Earthquake is a natural phenomenon when the movements in tectonic plates happen. The majority of ear...

Q: A geologist notes that melted rock is escaping from Earth's interior at location A and identi- fies ...

A: Although, the volcanoes are formed at the boundaries of the tectonic plates, but volcanoes also form...

Q: Discussion: How to prevent the disturbance on water resources? Atmosphere 3. If we add lot of nutrie...

A: Water Resources 1. If we cut lot of Trees Deforestation on large scale will lead an increase in the ...

Q: Based on the figure below, what would likely happen if the movement of the plates continue? Afa Lowl...

A: The plate boundary associated with the above picture is Divergent plate boundary. It is also termed ...

Q: Describe faults and also explain its types.

A: A fault is defined as a crack or fracture between two parts of a rock. Along this fracture, rock blo...

Q: Describe the Coriolis effect to the next person you meet. Go ahead—give it a try!

A: In the nineteenth century, Gaspard Gustaf de Coriolis, a French physicist, studied the path of bodie...

Q: The moon and the sun are, at first sight, about equal in size. How can you explainthis apparent simi...

A: The distance of the Sun from the Earth is about 147.66 million km.The distance of the Moon from the ...

Q: A soil sample was analyzed with the Loss-on-igntion (LOl) method. Relate the loss-on-ignition (LOl) ...

A: The Loss-on-ignition (LOI) method is used for estimating soil organic matter, minerals, and chemical...

Q: - The Canadian Space Agency. 1- In two points, provide an explanation of how Earth Scientists can pa...

A: The Canadian Space Agency is the Space Program of Canada, which was established in 1957 due to the c...

Q: Explain how latitude and topography produce the region’s distinctive patterns of climate.

A: When the weather pattern over a region is tracked for at least 30 years, we estimate the mean trend ...

Q: Gabbro and basalt are composed of high temperature minerals. What two minerals in Bowen's Reaction S...

A: The composition of the solidified rock depends upon the composition of the crystallizing magma. The ...

Q: In one application, the following observations were made in the geological mapping study:   * Triass...

A: The earth was not like what we see at present. Many changes have occurred on the earth that led to t...

Q: - King Abdulaziz City for Science and Technology, Remote Sensing Section. 1- In two points, provide ...

A: King Abdulaziz City for Science and Technology is an organization situated in Saudi Arabia. This org...

Q: Is it wise to build in river valleys below Mount Rainier, even tens of miles away?

A: Tectonism activity explains the processes of earthquakes and volcanism. Volcanism is the eruption of...

Q: Is the speed of sound the same at all ocean depths?

A: Sound waves are a type of compressional wave. That is, sound waves move through the medium by compre...

Q: Question 3 Match the correct label and description to the picture of the volcano they represent. cin...

A: A volcano is a fissure in the earth's crust through which hot lava and volcanic gases are thrown out...