General+Skills+Questions

PISA STYLE QUESTIONS WITH MARKING GUIDE http://pisa-sq.acer.edu.au/index.php

Which of the following questions is scientifically testable?

a) Which tastes better Coke or Pepsi? b) Which is best Crest whitener or Colgate whitener? c) How does water purity affect surface tension? d) ?

Online Research Which of the following websites would be most trustworthy? a)http://www.windows.ucar.edu/tour/link=/earth/Water/dissolved_salts.html    b)http://en.wikipedia.org/wiki/Salinity c) http://www.engineeringtoolbox.com/water-salinity-d_1251.html     d) http://cr4.globalspec.com/thread/28741/Measuring-Salinity-of-Water

What variables need to be identified (controlled) if you were testing the amount of water needed to germinate a bean? What other factors affect germination? Make a list. What variables need to be identified if you were testing the height a basketball and a baseball will bounce higher?


 * Procedure writing.**

Describe how to brush your teeth, exchange and only follow the instructions given.

How to set-up your XBOX or PS3. How do you determine the solubility of salt in water at room temperature?

Create a title for these results? Suggest a testable question that lead a researcher to gather this data. Write a conclusion based on your question and these results. What application could these findings have on the aquaculture industry? **What type of graph would best represent the following data?** Compostion of Sea Water     
 * **Element** || **ppm** ||
 * Chlorine, Cl || 19,500 ||
 * Sodium, Na || 10,770 ||
 * Magnesium, Mg || 1,290 ||
 * Sulphur, S || 905 ||
 * Calcium, Ca || 412 ||
 * Potassium, K || 380 ||
 * Bromine, Br || 67 ||
 * Carbon, C || 28 ||
 * Nitrogen, N || 11.5 ||
 * Strontium, Sr || 8 ||
 * Oxygen, O || 6 ||
 * Boron, B || 4.4 ||
 * Silicon, Si || 2 ||
 * Fluorine, F || 1.3 ||
 * Argon, Ar || 0.43 ||
 * Lithium, Li || 0.18 ||
 * Rubidium, Rb || 0.12 ||
 * Phosphorus, P || 0.06 ||
 * Iodine, I || 0.06 ||
 * Barium, Ba || 0.02 ||
 * Molybdenium, Mo || 0.01 ||
 * Arsenic, As || 0.0037 ||
 * Uranium, U || 0.0032 ||
 * Vanadium, V || 0.0025 ||
 * Titanium, Ti || 0.001 ||
 * Zinc, Zn || 0.0005 ||
 * Nickel, Ni || 0.00048 ||
 * Aluminium, Al || 0.0004 ||


 * || **Predicted Hourly Heights (m)**  ||   ||
 * ||  **Dates**   ||||||||||||||||||||||||||||||||||||||||||||||||  ** Time ( AST ) **  ||
 * || ** 00  ** || **  01  ** || **  02  ** || **  03  ** || **  04  ** || **  05  ** || **  06  ** || **  07  ** || **  08  ** || **  09  ** || **  10  ** || **  11  ** || **  12  ** || **  13  ** || **  14  ** || **  15  ** || **  16  ** || **  17  ** || **  18  ** || **  19  ** || **  20  ** || **  21  ** || **  22  ** || **  23  ** ||
 * ** 2009-02-20  ** || **  0.2  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.6  ** || **  0.7  ** || **  0.7  ** || **  0.8  ** || **  0.9  ** || **  0.9  ** || **  0.9  ** || **  0.9  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5  ** || **  0.4  ** || **  0.3  ** || **  0.2  ** ||
 * ** 2009-02-21  ** || **  0.2  ** || **  0.2  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.5  ** || **  0.6  ** || **  0.7  ** || **  0.7  ** || **  0.8  ** || **  0.9  ** || **  0.9  ** || **  0.9  ** || **  0.9  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5  ** || **  0.4  ** || **  0.3  ** ||
 * ** 2009-02-22  ** || **  0.2  ** || **  0.2  ** || **  0.2  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.5  ** || **  0.6  ** || **  0.6  ** || **  0.7  ** || **  0.8  ** || **  0.9  ** || **  0.9  ** || **  0.9  ** || **  0.8  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5  ** || **  0.4  ** ||
 * ** 2009-02-23  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.5  ** || **  0.6  ** || **  0.7  ** || **  0.8  ** || **  0.9  ** || **  0.9  ** || **  0.9  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5  ** || **  0.4  ** ||
 * ** 2009-02-24  ** || **  0.4  ** || **  0.3  ** || **  0.3  ** || **  0.3  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.6  ** || **  0.7  ** || **  0.8  ** || **  0.9  ** || **  0.9  ** || **  0.8  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5  ** ||
 * ** 2009-02-25  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.5  ** || **  0.5  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.6  ** || **  0.7  ** || **  0.8  ** || **  0.8  ** || **  0.8  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5  ** ||
 * ** 2009-02-26  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.4  ** || **  0.5  ** || **  0.5  ** || **  0.6  ** || **  0.6  ** || **  0.5  ** || **  0.5  ** || **  0.4  ** || **  0.4  ** || **  0.3  ** || **  0.3  ** || **  0.4  ** || **  0.4  ** || **  0.6  ** || **  0.7  ** || **  0.8  ** || **  0.8  ** || **  0.8  ** || **  0.7  ** || **  0.6  ** || **  0.5

** ||  ||

__Graphing :__
Independant on x-axis Dependant Variable on y- axis