Thursday, September 4, 2014

National Level Science Talent Search Examination Prep - 4 Sep 2014

1. Which of the following is used for removing air bubbles from glass during its manufacture?
[A]Soda ash
[B]Arsenous oxide
[D]Potassium carbonate

2. The scientific method is a process for experimentation that is used to explore observations and answer questions. What is the first step in completing the scientific method?
[D]Project experimentation

3. How many controls can you have during an experiment?
[A]As many as you like

4. Centrioles, the little cylindrical objects within a cell, are represented by which number?

5. Rare gases are generally chemically inert because they _______________________________.
[A]Have stable electronic configuration
[B]Have low ionization energy
[C]Are monostomic
[D]Have a high electron affinity