1- greenhouse gasses cause the greenhouse effect and make the planet warmer throughout the entire world. 2- A 3- A 4- taken in 5- (need the answer choices) 6-? 7- the carbon cycle is important because it circulates oxygen and CO2 throughout the atmosphere so that plants and animals can exist because of the other.
Answer:
Devices used to convert thermal energy to mechanical energy are called heat engines.
The answer is heat engines.
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Answer:
Viruses are composed of one or more cells.
Explanation:
The viruses are microorganisms composed of genetic material protected by a protein envelope, and that´s how they work and live. This protein membrane, (only present in some viruses), is carbon based.
By they way of fuction, they evolved along whit the cell in wich they are introduced, since they reproduce with it.
They are called sea plankton. They are microscopic. One way you can see them is through a microscope. Good luck !
