Ciencias en ingles SC
Enviado por nicolas88 • 5 de Septiembre de 2015 • Informes • 252 Palabras (2 Páginas) • 132 Visitas
Title
The Effect of oil with water (Independent Variable) on fishes (Dependent Variable)[pic 1][pic 2]
Hypotesis
oil is an inedible poisonus substance so poisonus for almost all animals incluiding fishes so we will put a fish in a tank with water and oil and differents climates (planned change in independent[pic 3][pic 4][pic 5]
variable) then we will see what happens to the fish in the water and oil and it may not fuze but the fish can get poisoned by the oil. [pic 6]
[pic 7]
(predicted change in dependent variables).
Independent Variable
Oil with water[pic 8]
Levels of Indepent Variable and Numbers of Repeated
Trials
2 l of oil 5 l of wáter ON Sun | 4 l of oil 8 L of wáter At snow | 9 L of oil 5 l of wáter At sun | 2 l of wáter 2 l of oil At sun |
2 # of trials | 3# of trials | 2# of trials | 4# of trials |
Dependent Variable and How Measured
Fish, you can see if it dies or survives[pic 9]
Constants
1. Same tipe of oil (petrol) and water
2. Same fish: Goldfish
3. Same fish tank: 10x15 cm
4. Same time lapse in different climates
...