Chemistry, 21.04.2020 17:56 yam78

The three main types of scientific investigations are descriptive, comparative, and experimental. Which components are
included in all three types of investigations?
a scientific question
an independent variable
a dependent variable
a procedure
a control group
a conclusion

Answers: 3

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The components included in all three are a scientific question, a procedure, and a conclusion. A scientific question is used to identify the purpose of an experiment, which an investigation can be designed from. A procedure must be present in every experiment so that there is structure to every investigation. Conclusions are always present, because they summarize the results and outcomes of the experiment.

Answer from: Quest

wanahton purified a portion of water with 900 grams of contaminants. each hour, a third of the contaminants was filtered out.

let g(n) be the amount of contaminants (in grams) that remained by the beginning of the nth hour. g is a sequence, what kind of sequence is it, arithmetic or geometric? then, write an explicit formula for the sequence, g(n)=

wanahton purified a portion of water with 900 grams of contaminants. each hour, a third of the contaminants was filtered out.

explanation:

Answer from: Quest

it is the most commonly accepted one

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