juarezkarla23
juarezkarla23 juarezkarla23
  • 03-06-2014
  • Biology
contestada

how many variables should you have in a control experiment?

Respuesta :

mandi17 mandi17
  • 03-06-2014
It depends on the case, but usually two variables should be in a controlled experiment.
Answer Link
minnomurtza minnomurtza
  • 03-06-2014
you should do three variables so you can note the difference
Answer Link

Otras preguntas

Identify the character who spoke these lines: “Part, fools! / Put up your swords; you know not what you do.” a. Sampson b. Tybalt c. Lord Montague d. Benvolio
Find the quotient 12,3 a. 15 b. 4 c. 2 d. 9
A group of organs that work together to perform a closely related function is called a(n) a. organ system. b. organism. c. tissue. d. cell
The science of ecology developed from the study of A. natural history. B. chemistry. C. human populations. D. biology.
how do geologists divide up earths long life?
Cells having matched pairs of chromosomes are _____. diploid haploid homologous homozygous
A character in a play provides the most truthful revelation about himself when the playwright has him speak in a(n)
450 is 75% is of what number
A coin was thrown 10 times and it came up heads each time. Is it more likely to come up tails on the next throw? State a mathematical reasoning to state whether
Which word in the sentence does the adjective modify? That is a really heavy bag! a. really b. bag c. is d. that