over how many years did the change shown in tge maps occur

Q: B. Direction: Complete the table below. Illustration Type of Stress Effects on Place Where Can be Fo...

A: Tension Effects on Rock-  The rocks under tensile stress may split and results into fracture. Locati...

Q: Approximately how many stars are visible with the naked eye in the night sky? (1). Where in the nigh...

A: Stars are astronomical objects, consisting of a luminous spheroid of plasma held together by the act...

Q: The radioact;ve isotope 22899Th emits an alpha particle to become the isotope abRa. Explain the mean...

A: Radioactivity is a process by which unstable nucleus breaks down to release energy by radiation and ...

Q: (a.) Describe an experiment to investigate how the intensity of gamma rays varies with distance from...

A: The gamma ray radiation follows the inverse square law according to which the intensity of the radia...

Q: What term do we use to fictive our personal impact on the environment

A: Human impacts on the environment are known as anthropogenic impacts. It designates an effect resulti...

Q: Given the star trails shown below, what is the observer's latitude on Earth? 0° 60°N 75°N 36°N 90°N ...

A: Star are usually stationary in position but they seem to move or change position. this appearance of...

Q: It was once postulated that there exists a planet called Vulcan between Mercury and sun, whose prese...

A: The radius of orbit of Vulcan, r=235.79×1010 m=3.86×1010 m G=6.67×10-11N-m2/kg2 Msun=1.99×1030 kg Fr...

Q: Timeline Activity 1. Write the following events of the Earth's history on the space provided accordi...

A: The era which represents the age between 65Mya to present is the Cenozoic.  The era which represents...

Q: If erosion rates = (soil eroded) - (soil formed).... how long will soil last? Average rate of cropla...

A:   Average rate of cropland erosion = 6 mm/decade 1 decade=10 years Average rate of cropland erosion ...

Q: A jar contains 6.75 x 102 grams of copper. How many moles of Cu are in the jar?

A: Given, mass of Cu= 6.75 x 102 g molar mass of Cu= 63.55 g Therefore, moles of Cu in the jar =  Given...

Q: 1. Complete the Concept Map by putting the correct terms/statements inside the box Choose your answe...

A: The tropical cyclones have high wind speeds with rotation and a low-pressure system at their center,...

Q: Nowadays, most houses are tiled using different kinds of rocks. If you will have your own dream hous...

A: The rocks that are used commonly for house purposes are metamorphic and igneous rocks. As compared t...

Q: What is climate change? Is it different from global warming?

A: Climate is defined as the long-term average of weather. It is typically averaged over 30 years. The ...

Q: 7. What are the characteristics of mafic magmas (silica content, temperature at eruption, viscosity,...

A: Magma generated inside the Earth by the melting of solid rocks has different compositions. Broadly s...

Q: create a concept map about the process of metamorphism.

A: Deep burial of rocks results in a large tectonic force which creates folding of rocks under high tem...

Q: Which of the following correctly describes two of the notable achievements of the twin Viking spacec...

A: Viking missions by NASA included two spacecraft Viking 1 and Viking 2, each one consisting of a land...

Q: Number three choose the correct word to complete the sentence

A: Properties of air are controlled mainly by an essential factor and, i.e., temperature. The earth's a...

Q: 2. People often confuse weathering with erosion. How would you explain the differences between weath...

A: Weathering and erosion are both geological processes that destroy or demolish the Earth's materials....

Q: 3. How does amount of carbon dioxide dissolved in sea water relate to pH

A: Carbon dioxide is gas which is the fourth most abundant gas present in the atmosphere. Like other ga...

Q: What would be the approximate monthly values for solar radiation at the outer edge at 40 degree Sout...

A: Earth's shape is spherical. Hence, the only places that will receive vertical rays from the sun are ...

Q: Explain how the hydrological cycle is related to water storage.

A: The other name of hydrological cycle is water cycle. The circulation of water within the earth's sur...

Q: Question 6 True or False: Volcanologists always know when to issue an evacuation notice due to a vol...

A: Before the onset of a volcanic eruption, several signs may be given off like the increase in size an...

Q: The two fault lines are active. Fault Line 1 recorded 10 Earthquakes for the past 50 years while the...

A: An Earthquake is the Sudden shaking of land due to faulting and the release of seismic energy.Faulti...

Q: What caused large quantities of sediment to accumulate in the south-central part of Euramerica durin...

A: Sediments are produced due to weathering and erosion of the rocks, which then get compacted and ceme...

Q: How does turbidity current work in graded bedding.

A: Graded bedding is characterized by systematic variation in grain size in bedding. Some beds have the...

Q: the whisper of the stars refers to the temperature being so cold that breath falls to the ground as ...

A: The Siberian continent is a huge landmass that experiences extremes of temperature, and thus also ex...

Q: Describe the change in grain size from slate to Phyllite to schist.

A: Metamorphism can be understood as a process in which preexisting rock alters due to temperature pres...

Q: Question 3

A: While hike on a mountain in California and observed rocks contain large, clear quartz crystals and p...

Q: Use the graph to find the lag time between P and S waves arriving at station A Distance from epicent...

A: The time of arrival of P and S waves is plotted on the graph for station 1. From the graph, at stati...

Q: Which of the following correctly describes two of the notable achievements of the twin Viking spacec...

A: Space exploration has been going on for many years, where scientists try to understand and study the...

Q: How can glacial conditions affect the landscape beyond the margin of the ice?

A: Glaciers are huge ice masses that move over the land very slowly. These huge ice masses are formed b...

Q: tim is throwing the ball what is the action verb

A: Action verb: It is the verb that explains physical or mental action. Here the sentence is 'Tim is th...

Q: What type of plate boundary causes earthquakes when the plates slide past one another

A: There are three types of plate boundaries. They are: Convergent plate boundaries - These are the pl...

Q: Explain the following as a casual factors  1.Agricultural factor  2.mining and exploration  3.fossil...

A: Environmental pollution can be described as any unwanted change in physical, chemical, or biological...

Q: What is Phytoremediation? Clearly state the objective in short concise statements and describe your ...

A: Phyto means plants. Plants are of great importance on Earth. They are a major part of the ecosystem ...

Q: Please take a look, I have to sketch some of them.   I have tried but can't do it correctly.

A: Quartz is a silicate mineral with the chemical formula SiO2.  Halite is a chloride mineral with the ...

Q: Make a sketch of the global carbon cycle naming important reservoirs, carbon content in GtC, fluxes,...

A: Since the Origin of life, Carbon is playing a vital role as it is the primary building block of orga...

Q: Why it is important to know the different kinds of meat?

A: Meat is a kind of animal flesh which is eaten as food. various animals are killed from ancient times...

Q: What phase will the moon be in on the 4th of July this year?

A: The Earth has one natural satellite, the Moon, which rotates around the Earth in a tilted orbit. The...

Q: How does the specific heat of a substance influence its rate of warming?

A: Specific heat capacity is an intrinsic property of a substance. Specific heat capacity of a substanc...

Q: Which would be a key contribution of seismology to understanding the cause for mountains, volcanoes,...

A: Seismology is the scientific study of genesis of seismic waves and their propagation. This study als...

Q: how would you expect the winds north and south of the equator to flow

A: The Equator lies in the tropical region of the earth at the 0-degree latitude. At the equator, there...

Q: 2.what can cause the resistivity of a rock to increase (Choose two)

A: The resistivity of the rock is its ability not to conduct electricity. Resistivity is the inverse of...

Q: State and explain the assumption on which the law of radioactive decay is based.What is meant by the...

A: The law of radioactive decay is based on the assumption that the rate of disintegration of an atom i...

Q: Explain the causal factors of the prevailing pollution in the area

A: When harmful substances contaminate, the environment is known as Pollution. It refers to the bad con...

Q: With another student in class, discuss which of these two statements has more validity: (1) the grea...

A: The Great oxygenation event, which occurred 2 billion years ago, is also referred to as the Oxygen c...

Q: Which of the following have negatively affected drinking water the most? pollution and deforestatio...

A: Water is a basic necessity for the existence of life. Without water, living organisms can not surviv...

Q: Where are the five major gyres in the world?

A: Gyres are a large system of circulating ocean currents. The reasons for the formation of gyres are g...

Q: Why isn’t it possible to schedule outdoor events far in advance without the risk of having to postpo...

A: There are three concepts- climate, season and weather. Climate is the average temperature and humidi...

Q: Which type of forecast is impacted the most by the butterfly effect

A: Weather forecasting is the process of prediction the conditions in the atmosphere for a certain loca...