Format

1. Put the date in the top right e.g. le 15 mai 2013
2. Begin with ‘Cher Journal’
3. Sign it at the end with your Christian name

Ca y est pour aujourd’hui – A demain journal! Patrick/Patricia

Opening Phrases

• Je viens de passer une journée horrible / moche / pénible / chouette / géniale / formidable
• Qui a dit que la vie est belle ?
• Qui a dit que l’argent n’apporte pas de bonheur ?
• Comme il arrive des choses curieuses/géniale dans la vie !
• Qu’est-ce que je suis fatigué(e) / bête !
• Qu’est-ce que c’est déprimant !
• Qu’est-ce qu’ils sont... (More)

• Compound: two or more different elements combined together chemically
• Octet Rule: when bonding occurs, atoms tend to reach an electron arrangement with 8 electrons in the outermost energy level
• Ion: a charged atom or group of atoms
• Ionic bonding: the force of attraction between oppositely charged ions in a compound. Formed by the complete transfer of an electron from one atom to another
• molecule: a group of atoms joined together, the smallest particle of an element with can exist independently
• valency: the number of atoms of hydrogen (or any monovalent element) with which each atom of the element combines
• Transition... (More)

The Atom

• Dalton’s Atomic Theory: All matter is made up of indivisible atoms which cannot be created or destroyed.
• William Crookes discovered the Electron. Cathode ray tube.
• JJ Thomson determined that electrons were negative. Found E/M ratio.
• Robert Millikan’s Oil drop experiment discovered size of electron’s charge.
• Plum Pudding Model: Solid positive sphere with electrons embedded.
• Rutherford discovered the Nucleus. Fired alpha particles at gold foil. Proton.
• Chadwick discovered the neutron by firing alpha particles at beryllium.
• Energy level is the fixed energy value that an electron in an atom may have.
• Heisenberg’s Uncertainty Principle states that it is... (More)

The Scientific Method

• Scientific Method is a process of investigation where problems are identified and their explanations are tested by carrying out experiments.
• Observation : An unbiased, accurate report of an event.
• Hypothesis : An educated guess based on observations.
• Experiment : An experiment is designed to test a hypothesis.
• Data : Consists of measurements, observations/information gathered during an experiment.
• Replicate : A repeat of an experiment.
• Control : A comparison used to provide a standard against which the actual experiment can be judged.
• Theory : A hypothesis that has been supported by different experiments.
• Principle/Law : A theory that... (More)