FLASHBACK FRIDAY 2011. JANUARY 6, 2012 What type of star is our sun? 1.) White Dwarf 2.) Main Sequence 3.) Red Giant 4.) Supergiant.

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Presentation transcript:

FLASHBACK FRIDAY 2011

JANUARY 6, 2012 What type of star is our sun? 1.) White Dwarf 2.) Main Sequence 3.) Red Giant 4.) Supergiant

JANUARY 6, 2012 Covalent bonds are formed when electrons are (1) transferred from one atom to another (2) captured by the nucleus (3) mobile within a metal (4) shared between two atoms

JANUARY 13, 2012

Which element must be present in an organic compound? (1) hydrogen (2) oxygen (3) carbon (4) nitrogen

JANUARY 20, 2012 The rock shown below has a foliated texture and contains the minerals amphibole, quartz, and feldspar arranged in coarse-grained bands. Which rock is shown? (1) slate (2) dunite (3) gneiss (4) quartzite

JANUARY 20, 2012 Element X is a solid that is brittle, lacks luster, and has six valence electrons. In which group on the Periodic Table would element X be found? (1) 1 (2) 2 (3) 15 (4) 16

JANUARY 27, 2012 The genetic code of a DNA molecule is determined by a specific sequence of 1.) ATP molecules 2.) sugar molecules 3.) chemical bonds 4.) molecular bases

JANUARY 27, 2012 What is the total number of electrons in an atom of potassium? (1) 18 (3) 20 (2) 19 (4) 39