anonymous
  • anonymous
Problem 1: What is a control? A. a variable or variables that you manipulate during an experiment B. a variable or variables that change with the independent variable C. a variable or variables that you must keep constant during an experiment D. a variable or variables for which you cannot account *** my answer: C idk is that correct??? :D
Chemistry
  • Stacey Warren - Expert brainly.com
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
@sauravshakya ?? :D
anonymous
  • anonymous
hiya @TranceNova :) do u get this?? :D
TranceNova
  • TranceNova
(sorry! a little distracted by other things at the same time :P)

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anonymous
  • anonymous
Problem 2: In an experiment, Shara feeds her rat different brands of rat food (brands X, Y, and Z) each for 2 weeks and weighs the rat over several days during the period of each diet. What is the independent variable? A. the rat's change in weight during the period B. the duration of each period C. the amount of water that the rat gets in each period D. the brand of food that Shara feeds the rat *** my answer: D is this one correct as well?? :D
anonymous
  • anonymous
it's okay @TranceNova :P and i posted 2 questions in one post :) problem 1 and problem 2 :) are they correct?? is #1 answer C and is number 2 answer D??
anonymous
  • anonymous
@ganeshie8 do u understand theses??
anonymous
  • anonymous
hi @phi!!! :) do u get these?? :D are my answers correct?? idk 100% :(
anonymous
  • anonymous
*these ^^ lol :P
TranceNova
  • TranceNova
the first one is correct :) I keep getting distracted from reading the second
anonymous
  • anonymous
U mean control variable?
anonymous
  • anonymous
yeah :)
phi
  • phi
sounds good
anonymous
  • anonymous
@phi, you mean BOTH answers sound good?? lol so are y'all saying C is the answer to problem 1??
anonymous
  • anonymous
and is D the answer to problem 2??? :) is that it?? :D
anonymous
  • anonymous
what do y'all think?? :D
TranceNova
  • TranceNova
Well given that the independent variable is the thing that "you change" in the experiment - you got it right :)
anonymous
  • anonymous
so yes??? both my answers are correct then?? :D
anonymous
  • anonymous
Ya. its D for second one.
anonymous
  • anonymous
=O
anonymous
  • anonymous
thank youuuu :) thanks everybody for all the help!! :D
anonymous
  • anonymous
really appreciate the help!!! :D
TranceNova
  • TranceNova
Well done at getting them right without any help :D
anonymous
  • anonymous
haha thanks :) but thanks for the explanations and clarifications and shtuff :)

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