Transcript Science Lesson For September 20th

Science Lesson
For September 20th
Isotopes
Teacher Instructions
• Please read Instructions before students come to
class.
• Go to Brainpop.com
• Login:
– Username:Edhpop
– Password:Edhpop1
• After logging in cut and paste the following URL
into web address bar.
• http://www.brainpop.com/science/matterandche
mistry/isotopes/
• Link will take you to video lesson on Isotopes for
Chemistry Instruction.
• Note: Students might have need to see video an
extra time to answer questions (teacher
discretion).
Chemistry - Isotopes
• Essential Question:
– What is an Isotope
– Watch BrainPop video lesson and answer
questions.
– This assignment is due the next time you
are scheduled for Chemistry Class.
– http://www.brainpop.com/science/matt
erandchemistry/isotopes/
Question 1
•
A.
B.
C.
D.
Fluorine has an atomic number of 9.
What can you conclude about an
atom of fluorine from this fact?
It has nine protons
It weighs nine grams
It has nine electron shells
It has a boiling point of 9 degrees
Celsius
Question 2
•
A.
B.
C.
D.
In what part of an atom can protons
be found?
Inside the electrons
Inside the neutrons
Inside the atomic nucleus
Inside the electron shells
Question 3
•
A.
B.
C.
D.
An atom of fluorine has an atomic
mass of 19 amu. Keeping in mind
that its atomic number is 9, what
can you infer about this atom?
It has nine neutrons
It has nine protons
It has ten neutrons
It has ten protons
Question 4
•
A.
B.
C.
D.
If a sulfur atom has 16 protons, 16
electrons, and 16 neutrons, its
atomic mass is:
16
32
48
64
Question 5
•
A.
B.
C.
D.
If a hydrogen atom has 1 proton, 1
electron, and 1 neutron, its atomic
number is:
1
2
3
4
Question 6
•
A.
B.
C.
D.
What do carbon-12 and carbon-14
have in common?
They have the same number of
protons
They have the same number of
neutrons
They have the same atomic mass
They have the same atomic weight
Question 7
Carbon-14 Carbon-12 Location
Protons
Electrons
Neutrons