TRUE OR FALSE            Radioactivity, electrical energy, heat ,and sound energy from the sun were involved in the production of organic molecules in the primitive reducing atmosphere.

Q: Use the data on the table to calculate the percentage of total annual radiation from all sources…

A: Total Naturally occurring radiation = 294 Total artificial radiation = 65 Grand total = 359 To solve…

Q: Waste from consumer products 1 Oil refining Cremation Waste incineration Chlorine/lye production…

A: The mercury is a highly toxic pollutant that is responsible for causing several diseases including…

Q: Statement A: The flow of matter across the earth’s subsystems involves the transformation of matter…

A: Statement A: The transformation of matter into energy takes place through many chemical reactions…

Q: ur own position for this topic (for, against, supporting facts)    The energy debate: Renewable…

A: Renewable energy is derived from natural sources or processes that are renewed on a regular basis.…

Q: Summarize in 2-3 complete sentences how carbon moves into the atmosphere (use the previous 2…

A: Carbon is released into the atmosphere naturally through respiration(cellular respiration; glucose…

Q: total Use the data on the table to calculate the percentage of total annual radiation from all…

A: The table shows the average exposure to radiation from common sources, including naturally occurring…

Q: It is likely that the first organisms on Earth were heterotrophs that obtained energy through animno…

A: The first organic molecules formed about 4 billion years ago. This may have happened when lightning…

Q: For how many years coal will last?

A: Coal is a combustible black or brownish-black sedimentary rock with a high amount of carbon and…

Q: Human factor Engineering How to Draw and explain human factors cycle.

A: The study of information on physical or psychological factors which is in human intended use is…

Q: compare and contrast the Oparin Haldane and Iron-Sulfur hypotheses

A: From atom to complex organic compound formation is chemical evolution. From complex organic…

Q: What were the consequences of an “oxygenated” Earth to life and to the atmosphere itself

A:

Q: Describe the chain of events that connect the release of CFCs from discarded refrigerators to…

A: Introduction :  CFC's are the Chlorofluorocarbons.They are the chemical substances that are held…

Q: Which method is used to assign numerical ages to events or materials? absolute dating half-life…

A: By measuring the radioactive decay of isotopes or the effects of radiation on the crystal structure…

Q: Why would increasing energy efficiency in homes and businesses across the united states reduce the…

A: In United States, energy efficiency could be increased by  1. Turning thermostats down in winter and…

Q: What percentage of electricity in Texas is generated by nuclear power?

A: Electricity is a form of electrical energy which is now a very necessary elements of our society. In…

Q: The _____________ is defined as the energy required to melt ice.

A: Melting is a process that causes a substance to change from a solid to a liquid. Melting occurs when…

Q: Thermoluminescence [Choose] [Choose] Ages greater than 1,000 years ago. Ages between 1,000 years ago…

A: Kya= 1000 years Thermoluminescence dating : used to dae material containing crystalline mineral -…

Q: Natural carbon recycling

A: 1. four major store of carbon is: Atmosphere Oceans Terrestrial ecosystem earth's crust 2. Rewrite…

Q: Why CNG is coming in use these days rather than petrol and diesel. Give scientific reason for it.

A: Soon after the invention of motor vehicles, it opened ways for faster transport and commutation.…

Q: Match the reliable age range of the right with the appropriate technique on the left.…

A: Introduction Dating:- It is the process of assigning a chronological value to an event in the past,…

Q: Describe why the use of solar radiation is inefficient

A: Solar radiation is the radiant electromagnetic radiation or energy from the sun. It provides heat…

Q: Sustainability and biodiversity related to eco-friendly products.

A: Sustainable goods are those that have natural, social, and economic benefits while maintaining…

Q: Under which of the following conditions would you expect decomposition to be the fastest? OA cool,…

A: In an ecosystem, decomposition is an important process. It will help to keep the environment clean…

Q: Why

A: Introduction :- Biomass is made up of living things. This can include any plant or animal material,…

Q: Use the kinetic model of gases to explain why light gases, such as H2 and He, are rare in the…

A: depends on the mass and velocity of the gases.

Q: To explain: The reason why cycling of matter is essential to the long-term continuance of life.

A: Ecosystems are self-sustaining communities of living organisms that interact with their…

Q: Question 29 1) Listen People can make fermentation products as well as yeast. True False

A: People can make fermentation products as well as yeast.

Q: marine-plastics-pollution suluton in a

A: Pollution is the introduction of any material (solid, liquid, or gas) or form of energy (such as…

Q: “Red Tide” in the ocean water surrounding Minamata city in the 1950’s?

A: Minamata is a bay in Japan. This bay was known for the pollution it had in 1950’s

Q: Unit 13 Carbon Cycle and Law of Conservation of Mass and Energy 1. Jeremy was asked to describe the…

A: Carbon cycle and law of conservation of Mass and energy.  Carbon is a life sustaining element as it…

Q: Global warming is dependent on the incoming rate of solar radiation as against the absorption of…

A: The atmosphere of Earth is effectively transparent to radiation from the solar system. "Incoming…

Q: Why do limestone buildings show signs of damage?

A: Environmental pollution is very serious thing which is caused by humans. In the we are damaging our…

Q: Make a conclusion about the traditional fermentation of coffee

A:

Q: Spontaneous processes occur without energy input.

A: Endergonic reactions are those which requires energy. Exergonic reactions are those which releases…

Q: Explain the importance of solar radiation to living organisms (related to condition and resources).

A: Plants play important role in producing oxygen on the earth. Plants go through the process known as…

Q: What were the consequences of an “oxygenated” Earth to life and to the atmosphere itself? (explain)

A: About 2.4 - 2.0 billion years ago, during the paleoproterozoic era, there was a time phase when the…

Q: Describe at least two ways energy transformed rock matter as Devils Tower formed.

A: Introduction:- Like a granite sentinel, Devils Tower towers over the surrounding grassland and…

Q: If half of a quantity of radioactive material decays in 1 year, in another 10 years

A: Half-life, in radioactivity, the interval of time required for one-half of the atomic nuclei of a…

Q: The extreme heat and pressure that converts limestone into marble occurs during a process called…

A: Heat provides the high temperature and the pressure converts the one form to another.

Q: QUESTION 2 Imagine that you are a nitrogen atom in the atmosphere. Write a paragraph that traces…

A: Air contains about 78% nitrogen which is usually in the gaseous form the process of converting…

Q: After a plant or animal dies, its 14C content decreases with a half-life of 5730 years. If an…

A: Half-life means the amount of time after which the radioactivity of a substance becomes half.

Q: why is all the carbon on earth not used if every living thing requires it

A: Introduction Carbon, like hydrogen, oxygen, lead, and any other element in the periodic table, is a…

Q: Rocks formed by the cooling of lava or magma

A: The study of interrelationship between the living organisms and its environment is known as ecology.…

Q: To summarize: The effects of solar energy on the Earth's temperature.

A: Solar energy is crucial for creation of green house effect. Green house effect trap heat under…

Q: Why are possible sources of biologically available energy in theterrestrial subsurface?

A: Subsurface, i.e. deep biosphere generally based on chemotrophic mode for gaining energy rather…

Q: Stromatolites bear fossilized layers of microbial mats which can date as far as the Hadean eon…

A: Stromatolite are biochemical structure which are formed under the water.

Q: Resource and planning for ocean pollution

A: Marine contamination is a developing issue in this day and age. Our sea is being overflowed with two…

Abiogenesis