sry if im wrong) Coal and natural gas were the most used energy fuels for generating electricity. The world's electricity consumption was 18,608 TWh in 2012. ... In 2016 the total world energy came from 80% fossil fuels, 10% biofuels, 5% nuclear, and 5% renewable (hydro, wind, solar, geothermal).

Explanation:

6 0

3 years ago

A contraceptive that permanently prevents transport of the sperm or egg to the site of conception is a

scZoUnD [109]

The answer is Surgical Contraceptive Methods e.g. Vasectomy(For males) and Tubectomy(Females)<span>.

</span>Vasectomy:- In this method vas deference is cutted and tied so that sperms can't reach uthera.

Tubectomy:- In this method both fallopian tubes are cut and tied, so that no egg can head towards the site of reproduction(Cervix).

Note:- Both process are irreversible.

4 0

4 years ago

Which best describes metabolism? A. all anabolic chemical reactions in the body B. all catabolic chemical reactions in the body

AVprozaik [17]

Answer:

C I think

Explanation:

6 0

3 years ago

The flow of energy in an ecosystem is best

melamori03 [73]

The flow of energy in an ecosystem is best described as energy moving in one direction from the sun to the producers then to the consumers.

Explanation;
Energy flow is the amount of energy that moves through successive trophic levels of a food chain in an ecosystem. Ecosystem maintain themselves by cycling energy and nutrients.
The energy from sunlight is taken up by producers which use it to produce organic compounds through photosynthesis. The energy is then passed successively to the trophic levels, that is from the producers to the consumers ( primary, secondary, tertiary and quotienary consumers). During this transfer some energy is lost at each trophic level in form of heat.

4 0

3 years ago

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