queentynaisa

17.11.2020 • 

Chemistry

Which baseball bat will hit the ball the longest distance? Students in Mr. Brant's class designed an experiment to test this research question. After conducting their investigation, they compiled their data in the data table.
What would be a valid conclusion to draw from this data?
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A)
The alloy bat outperforms both the wooden and aluminum bats.
B)
Based on the data, you cannot say that one bat out performs the others.
The aluminum bat is consistently the most effective of the three bats
tested.
D)
The alloy is more effective at lower swing forces; the aluminum at higher
forces

Ответ:

jessicaortiz6

18.09.2020

Chemistry

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Explanation:

a) 2135.2 ⇒ 2100(rounding to two significant figures)

b) 0.1656⇒0.166 ( rounding to 3 digits after decimal)

c) 6469.12⇒6500(rounding to 2 significant figures)

d) 14.2345 ⇒14.23(rounding to two digits after decimal)

e) 0.9184⇒  .918(rounding to 3 significant figures)

f) 147.694 ⇒147.69 (rounding to 2 digits after decimal)

g)28.6517⇒28.7(rounding to one digit after decimal)

h).0206⇒ .02( rounding to one significant digit)

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