Science 11SL/HL
Limits to Cell Size
Anna Yue Pan
Name:
Teacher:
Date:
2015-10-11
Mrs. Nye
Relevant IB Topic: 1.1 Cell Theory
You will be assessed on the following Criteria:
Criterion
Analysis (6)
Level
Comments
Evaluation (6)
Communication (4)
The Task:
To determine how the surface area to volume ratio affects the rate of diffusion of sodium
hydroxide through phenolphthalein infused agar blocks.
Authenticity Declaration
•
•
•
•
I verify that this is my own original work.
The ideas and/ or works of others have been acknowledged. (including music, images, graphs etc)
I have not received substantial assistance from any other person when completing this work
I have submitted this work to turnitin.com
YES/ NO
Student Name: __________________
Homeroom:_____________________
Date Submitted: ________________
Group 4 Internal Assessment Rubrics
Analysis
Marks
0
1-‐2
Descriptor
Indicators
The
report
includes
insufficient
relevant
raw
data
to
support
a
valid
conclusion
to
the
research
question.
The
raw
data
collection
does
not
include
enough
multiple
trials
(at
least
3)
and
cannot
offer
a
valid
conclusion.
Some
basic
data
processing
is
carried
out
but
is
either
too
inaccurate
or
too
insufficient
to
lead
to
a
valid
conclusion.
The
data
is
processed
but
it
does
not
make
sense
or
does
not
lead
to
a
valid
conclusion.
The
processed
data
is
presented
poorly
in
a
table(s)
and
clearer
organization
could
be
used,
no
calculations
are...