Physical Science Bell ringers Spring Semester
May 18, 2012 No bell ringers this week Return textbook to Mrs. Green • Olympic PowerPoint Presentations
May 17, 2012 No bell ringers this week Return textbook to Mrs. Green • Olympic PowerPoint Presentations
May 16, 2012 No bell ringers this week Bring Physical Science Textbook tomorrow • 1st & 5th – Olympic PowerPoint Presentations • 4th – get out study guide and spend a few moments to study before the final
May 15, 2012 No bell ringers this week • 1st & 5th – get out study guide and spend a few moments to study before the final • 4th – Get out study guide, Finals Review
May 14, 2012 No bell ringers this week • Turn in Final Draft of Olympics Paper • Get out Study Guide
ANNOUNCEMENTS/TO DO LIST • FOR MONDAY: Make sure your PowerPoint is • emailed to Mrs. Green, • saved on a thumb drive, • or saved to Commons by the time you walk into class on MONDAY • Print out your report before you come to class • If it is not printed out you will be docked 10 points
Bell Ringer May 11, 2012 Finals Review • Name of each of the following elements, and classify it as a metal, a nonmetal, or a metalloid: Na, Ca, Ti, As, Ar. • Turn in 4 bell ringers from this week
Bell Ringer may 10, 2012 No Bell Ringer, Mrs. Green absent
Bell Ringer May 9, 2012 Finals Review • Name the following ionic compounds: CaBr2, MgS.
Bell Ringer May 8, 2012 Finals Review • Explain the steps involved in converting the chemical potential energy in fossil fuels to electrical energy.
Bell Ringer May 7, 2012 Add to your April 30thbell ringer • Tell me three interesting facts about your Olympic event.
Bell Ringer May 1-4, 2012 • No Bell Ringers, working in Library on Summer Olympics project.
Bell Ringer April 30, 2012 • What event takes place in London this summer?
Bell Ringer April 27, 2012 • Describe how radiotracers can be used to diagnose medical problems. • Turn in 4 bell ringers from this week
Bell Ringer April 26, 2012 • What is your opinion about “green gasoline”?
Bell Ringer April 25, 2012 • No Bell Ringer, Mrs. Green absent
Bell Ringer April 24, 2012 • Name two devices used to detect radiation.
Bell Ringer April 23, 2012 • What is radioactivity?
Bell ringer April 20, 2012 • Why is there an Earth’s Day? • Turn in 5 bell ringers from his week • 5th – 4 bell ringers
Bell ringer April 19, 2012 • Describe alpha, beta and gamma particles.
Bell ringer April 18, 2012 • What is radioactivity?
1st & 4th - Bell ringer April 17, 2012 • Describe an atom’s nucleus. • What is found inside the nucleus? • 5th – No Bell Ringer, Mrs. Green absent
Bell ringer April 16, 2012 • Describe an atom’s nucleus. • What is found inside the nucleus?
1st & 4th 4/16/12 – Bell ringer • What is the relationship between energy and breaking or forming chemical bonds? • Turn in bellringers from last week if absent Friday. • Show me two sections of 23.4 notes when finished.
Bell ringer April 13, 2012 • What is activation energy? • Turn in 5 bellringers from this week when finished.
Bell ringer April 12, 2012 • What is the difference between an exergonic and endergonic reaction? • Exothermic and endothermic?
Bell Ringer April 11, 2012 • What is chemical kinetics?
1st & 4th 4/11/12 – Bell ringer • What does a catalytic converter do?
Bell Ringer April 10, 2012 • Balance and identify the type of reaction • HCl + CaCO3 CaCl2+ H2O + CO2
1st & 4th - 4/10/12 - Bellringer • Explain what is happening at a molecular level when energy is added or removed.
Bell Ringer April 9, 2012 • Tell me three things you did over Spring Break • Turn in 5 bell ringers from before Spring Break if you were absent 3/30
3/30/12 • What is the activity series? • Turn in 4 bellringers when finished. • Come show me your 23.1-.3 notes when bell ringer is turned in!
3/29/12 – Bell ringer • What is a precipitate?
3/28/12– Bell ringer • How do chemists use chemical equations to show chemical changes?
Bell Ringer 3/27/12 • What do you do differently when naming ionic compounds vs. covalent compounds? • How can you tell if a compound is ionic or covalent?
3/26/12 – Bell ringer • Give an example of the following reaction types: • Synthesis reaction • Decomposition reaction • Single displacement reaction • Double displacement reaction
3/23/12 – Bell ringer • Why can’t you remove atoms from molecules/compounds to balance equations? (BESIDES the law of conservation) • Turn in 5 bell ringers from this week when finished.
3/22/12 – Bell ringers • What is happening in this chemical reaction?
3/21/12 – Bell ringer • Balance this equation: • H3PO4 + HCl → PCl5 + H2O
3/20/12 – Bell ringer • Write an equation from the following: 3 units of Barium fluoride reacts with 6 units of Potassium hydroxide to produce/yield 3 units of Barium hydroxide and 6 units of Potassium fluoride
3/19/12 – Bell ringer • Label the following as solid, gas, liquid, and aqueous at room temperature: • Oxygen • A solution • Mercury • Iron
4th & 5th - 3/15/12 – Bell ringer • Water freezing or boiling is not chemical reaction. Why? • Turn in 4 bell ringers from this week
1st 3/15/12 – Bell ringer • What kind of reactions can you think of? (Think outside the box!)
4th & 5th - 3/14/12 – Bell ringer • What kind of reactions can you think of? (Think outside the box!)
1st 3/14/12 – Bell ringer • How would you write the name of Cu2O? • How would you write the formula for lead (IV) oxide? • HINT – These are transition metals!
4th & 5th - 3/13/12 – Bell ringer • How would you write the name of Cu2O? • How would you write the formula for lead (IV) oxide? • HINT – These are transition metals!
1st 3/13/12 – Bell ringer • What confuses you most in this chapter? • Show Mrs. Green your notes from this chapter (22) when finished.
5th - 3/12/12 – Bell ringer • What is the correct molecular formula for the compound, dinitrogenpentoxide? • What is the correct name for the compound, S2F10?
4th 3/12/12 – Bell ringer • What confuses you most in this chapter? • Show Mrs. Green your notes from this chapter (22) when finished.