11/5/14 chemistry mrs.turgeon “happiness is not something ready made. it comes from your own...
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11/5/14 CHEMISTRY MRS.TURGEON
“Happiness is not something ready made. It comes from your own actions.” –Dalai Lama
OBJECTIVES SWBAT:1. Demonstrate knowledge of quarter 1 during
review
DO NOW:1. Define the term: mass
11/5/14 CHEMISTRY MRS.TURGEON
Reminders:
1. Science fair judges needed! Send your judges to the website to sign up.
3. Midterm tomorrow! (Unit 1 and Unit 2)
Recycle Ball• One team picks a category and a point value.
• 15 seconds to discuss with team.
• I will randomly draw a name from the team to answer the question – no more discussions with group!
• If the team gets the correct answer, they get to shoot for more points.
100 points
200 points
Subatomic particles
Ions & Isotopes Density Atomic
structureMiscellaneou
s
100 100 100 100 100
200 200 200 200 200
300 300 300 300 300
400 400 400 400 400
500 500 500 500 500
Jeopardy Trash Ball
Subatomic Particles : 100
Where are neutrons located?
Back
Answer: In the nucleus
Back
Which subatomic particle has virtually NO mass?
Answer: Electrons
Subatomic Particles : 200
Back
Which subatomic particles make up most of an atom’s
mass?
Answer: The protons & neutrons
Subatomic Particles : 300
Back
Which particle is a proton attracted to?
Answer: an electron.
Subatomic Particles : 400
Back
As an electron gets further away from the nucleus, does coulombic
attraction increase or decrease?Answer: The coulombic attraction
decreases
Subatomic Particles : 500
Back
The mass number is determined by the number
of____and ____ in an atom?
ANSWER: Protons & Neutrons
Ions & Isotopes : 100
Back
Why is the average atomic mass
not a whole number ?Answer: It is a WEIGHTED average
of all the isotopes of that element
Ions & Isotopes : 200
Back
If 1 proton were added to a hydrogen atom, what
would we name it?
Answer: Helium
Ions & Isotopes : 300
Back
If an element has 17 protons and 18 electrons, will it be a
cation or an anion?
Answer: anion (Cl-)
Ions & Isotopes : 400
Back
If a Na atom has an atomic number of 11 and a mass number of 22, how many neutrons does it have?
Answer: 11 neutrons
Ions & Isotopes : 500
Back
What is the formula for density?
Answer: D=M/V
Density : 100
Back
What is the formula to solve for mass (M=?)
Answer: M= V * D
Density : 200
Back
What is the volume of a cube that is 3cm on each
side?Answer: 27 cm3
Density : 300
Back
Which is more dense:
5 ml of water or 10 ml of water?
Answer: They have the same density
Density : 400
Back
A cube has a mass of 10kg and a volume of 5cm3
What is its density?
Answer: 2000g/cm3
Density : 500
Back
Where do we find electrons in an atom?
Answer: In the electron cloud
Atomic Structure : 100
Back
Who discovered the nucleus ?
Answer: Ernest Rutherford
Atomic Structure : 200
Back
What is an atom mostly made up of?
Answer: empty space
Atomic Structure : 300
Back
What subatomic particle was discovered during the cathode
ray tube experiment?
Answer: The electron
Atomic Structure : 400
What keeps the atom together?
Answer:
Coulombic Attraction
Back
Atomic Structure : 500
Back
20,000mm = _____m ?
Answer: 20 meters
Miscellaneous : 100
Back
Convert to scientific notation: 34,000
Answer: 3.4 x
Miscellaneous : 200
Back
What is mass?
Answer: The amount of matter in a substance
Miscellaneous : 300
Answer:Independent variable
Back
What do we call the variable that the scientist
Is manipulating?
Miscellaneous : 400
Back
What makes the world go ‘round ????
Answer: The movement of electrons!!
Miscellaneous : 500