drakes equation: a) L   b) fc   c) ne   d) R*   e) fi Refers to stars like the Sun. Refers to planets with intelligent life.  Refers to how long a planet with intelligent life might exist.  Refers to planets in a star’s ecosphere  Refers to the ability to communicate a life’s existence into space

Q: The vagaries of impacts and collisions during the early part of the solar system's history may be th...

A: Many of the planets and moons experienced regular and significant impacts and collisions early in th...

Q: he plastic pollution, bad effect of plastic pollution and prevention of this problem.please explain ...

A: Plastic pollution is the large accumulation of different forms of plastic which is leading to cloggi...

Q: 96) magnetometer measure horizontal, vertical & total magnetic fields. T F

A: Magnetometers are devices used widely in geophysical surveys for recording magnetic anomalies which ...

Q: The total amount of greenhouse emissions that result directly and indirectly from your lifestyle is ...

A: The greenhouse gases absorb solar energy which increases the earth's surface temperature. Therefore ...

Q: Climographs are useful in O recording relative humidity O predicting weather O udging the strength o...

A: Climate and weather are two important aspects that determine and regulates human life on an everyday...

Q: 76) Contact metamorphism occurs under high pressure conditions. T F

A: This statement is false.

Q: With reference to the concept of carrying capacity and environmental value systems discuss the quota...

A: The environment is something that surrounds us. It consists of living and nonliving things. In an en...

Q: The ocean floor is one big flat, featureless plain. True or false?

A: Geomorphology is the study of the landforms, structures, features, how they have formed, the sedimen...

Q: Paleontologists at Grand Staircase-Escalante National Monument discovered a new ceratopsid skull. Th...

A: Views of distinct rock layers abound from nearly every location within the monument. Each layer serv...

Q: If the lithology and fossil content of two bodies of rock on opposite sides of a canyon are identica...

A: The principle of lateral continuity is originally proposed by Nicholas Steno in 1669. It states that...

Q: Q. What is the Big Bang Theory? Explain in 5-6 sentences plz typed good Q. According to the theory, ...

A: The making of the cosmos has various theories stepping in. The cosmos is a big space which comprises...

Q: Look at the following figures and try to identify the services provided by ecosystem depicted. Class...

A: We live on a planet where there are different ecosystems and biotas. The ecosystems are aggregates o...

Q: What causes a storm surge? Why is a storm surge so dangerous?

A: Storm Surge Storm surge is a natural event, in which seawater level rises abnormally much beyond the...

Q: Which characteristic of wheat helped India to attain the green revolution?

A: Wheat is essentially cultivated to obtain it seed which is a cereal grain and is used worldwide as a...

Q: What is the code word?

A: A map is a diagrammatic and symbolic representation of an area of land or water that shows various p...

Q: Earth's crustal bedrock at the Mid-Atlantic Ridge is composed mostly of basalt, with a density of 2....

A: The crust is the rocky layer of the earth’s surface that is composed of different types of rocks and...

Q: Earthquake Magnitude and Intensity (a) Find the magnitude of an earthquake that has an intensity tha...

A: Earthquake essentially refers to the sudden shaking of the Earth's surface. It is essentially a geo-...

Q: Explain how phytoremediation can clean the soil from pollutants.

A: Phytoremediation is a form of bioremediation in which plants are used to eliminate, convert, stabili...

Q: QUESTION ESRT PAGE HOW OLD IS JUPITER? RELATIONSHIP OF LUMINOSITY TO BRIGHTNESS COMPARE A YELLOW STA...

A: In planetary science, celestial bodies are studied. These objects either belong to our Earth or a pa...

Q: 84) The streak of Hematite is red, while the streak of magnetite is black. T F

A: Minerals are naturally occurring solid chemical compounds that have a fairly defined chemical compos...

Q: In P (primary) waves, the particles in a rock body move in an elliptical pattern. at a 45-degree ang...

A: P waves are commonly known as the primary waves. These waves are extremely full of speed to travel a...

Q: Can you answer this question

A: Sustainable development is described as growth that meets current needs without jeopardising future ...

Q: Please kindly give me both 4,5 answers otherwise leave it... Please give me both answers...  thank y...

A: An air-mass has a volume that is defined by the temperature and pressure contents. They may cover hu...

Q: Warming oceans, and a subsequent rising sea level, will impact the lives of animals and people who d...

A: By analysing the question, We need to discuss about the Warming oceans, and a subsequent rising sea ...

Q: 62) A rock cycle describes how rocks get transformed and recycle. T F

A: The Earth is made up of various kinds of rocks. These rocks begin their life cycle from the solidifi...

Q: 63) Phyllite is a metamorphic rock type. T F

A: This is true.

Q: Explain  the variation in ozone concentration in the atmosphere as a function of altitude?

A: Ozone refers to the three oxygen atoms that are found to be present in the layer of the stratosphere...

Q: Infer from Figure 2.17 how long the ozone hole lasts.

A: Ozone gaps are the gaps that are seen in the layer that cushions the earth. This layer is the ozone ...

Q: 72) Transform plate boundaries are places where shear stresses dominate. T F

A: Earth is the third planet in the solar system. It has a rocky surface primarily made up of silicate ...

Q: 101) Stratovolcanoes are created out of many repetitive eruptions. T F

A: Our Earth's surface has many distinctive features and it is not static. The tectonic plates are in c...

Q: 1. Give one example on how geological principle helps in finding oil and gas from the Earth. ( fu...

A: Geological principles are the important key features that are helpful in the exploration of oil and ...

Q: Q1. Organisations face direct social‐ecological risks. Discuss the concept social ‐ ecological risks...

A: Step 1: Introduction “Since you have asked multiple questions, we will solve the first question for ...

Q: What are the steps in condensation and recovery process?

A: Condensation refers to the process in which the water vapor gets transformed into water. The reverse...

Q: Which conventional pollutants have decreased most and least?

A: The conventional air pollutants include particulate matters, carbon dioxide, sulphur dioxide, carbon...

Q: Find how much rope is needed to wrap around Earth at the equator if the radius of Earth is 4000 mile...

A: Given, radius of earth 4000 miles. value of pi=3.14

Q: Based on the text on roaches mating: 1. Identify abiotic factors that support the survival and repro...

A: Any animal or plant that is detrimental to humans or human interests is considered a pest. The term ...

Q: What are the dominant energy production cycles in the core of stars in the main sequence phase?

A: Main sequence is a continuous distinctive band which is plotted of a visible star on a H-R graph by ...

Q: how does surrounding temperature and pressure effect specific heat of fossil fuel

A: Specific heat of fossil fuel simply refers to the amount of heat a fossil fuel releases when it burn...

Q: 1 point Item 4 is unpinned. Click to pin. The ______ allows developed countries to get credit ...

A: To reduce the  decelerate the pace of global warming, more than 200 countries had pledged to lower t...

Q: To what extent are humans responsible for natural habitats across the world being threatened by clim...

A: Climate is the long-term average of the weather over almost 30 years. The primary factors of climate...

Q: 86) Rock salt is a mineral formed from an inorganic force. T F

A: This statement is true.

Q: Conglomerate composed of gravel-size fragments T F

A: The conglomerate is a clastic rutaceous sedimentary rock consist of large size particle having a gra...

Q: Which statement is not completely true? O There are 9 kcal/gram of energy released for proteins ;twi...

A: Energy is considered as the capacity of any living organism or non – living object to do work on its...

Q: How can co2 level be reduce ?

A: Carbon dioxide is a gas circulated in the atmosphere in the form of smoke which is produced by the c...

Q: If you could examine Late Carboniferous (Pennsylvanian) cyclothems in the field, how would you deter...

A: Cyclothem are stratigraphic sequence with alternating layers present in the strata.  This are usuall...

Q: What is the energy content of lignite coal?

A: Firstly, let us discuss something about coal, Coal: A combustible black or brownish-black Stratifie...

Q: Considering a sedimentary basin that contains reasonable amounts of carbonates, silicates and some g...

A: The water trapped underground in the cracks and gaps in mud, sand, and rock is termed groundwater. I...

Q: What are the two methods for sequestration of CO2?

A: The long-term process of removing carbon from an atmosphere is called sequestration. The capturing o...

Q: How will teach your students on how to prevent climate change?

A: Climate change is the long term change in the weather pattern and global warming. But the main reaso...

Q: Is switching to renewable sources of energy, such as wind or water, an effective solution for solvin...

A: Human need various resources to source and supply their various need. This resource may be renewable...