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Answers
Answer:
Of the 118 elements that have been discovered, there are 90 elements that occur in nature in appreciable amounts. Depending who you ask, there are another 4 or 8 elements that occur in nature as a result of radioactive decay of heavier elements. So, the grand total of natural elements is 94 or 98
Evolution is the process by which modern organisms have descended from ancient ancestors. Evolution is responsible for both the remarkable similarities we see across all life and the amazing diversity of that life. The process of evolution is a continuous process.
A virtual image cannot be obtained on the screen because the virtual formed on the screen is due to the light rays that do not meet but appear to meet at a point when the rays are produced backward. The virtual image formed is always erect and is never inverted.
A typical solar cell can include up to 2 cm2 of surface area. A typical solar cell produces 0.51 V of voltage, which generates 0.7 W of electricity.
Global Warming Potential (100-year): 1
Global Warming Potential (100-year): 1Carbon dioxide (CO2) is the primary greenhouse gas emitted through human activities. In 2020, CO2 accounted for about 79% of all U.S. greenhouse gas emissions from human activities.
Homologous organs
Homologous organsHence, the correct answer is 'Homologous organs'
ohm
ohmExplanation: The SI unit of resistance is ohm (symbol ). One ohm is said to be that resistance of a conductor, which is offered when a current of one ampere flows in it while a potential difference of one volt is applied to it.
The energy of the sun
The energy of the sunThe energy of the sun is the original source of most of the energy found on earth. We get solar heat energy from the sun, and sunlight can also be used to produce electricity from solar (photovoltaic) cells.
Environment conservationists, nature enthusiasts and NGOs who want to conserve nature in its natural form.