2. Bellringer #1
• Imagine that all the squirrels around the
school are dying (not as roadkill!).
• How might you investigate the problem?
• (Write out a brief description of what you
would do to investigate this phenomenon.)
3. Bellringer #7a 10-7-08
• I want to see what type of liquid helps grow plants
the best. My hypothesis is: If the liquid has sugar in
it, the plant will grow faster. I will use the following
liquids: Sprite, lemonade & milk.
• Using the scientific method, please tell me the
following: 1. How I will set up my experiment. 2.
What my control group could be. 3. What my
independent variable is. 4. What my dependent
variable is.
4. Bellringer #7b (10-7-08)
• I want to see if people can tell the difference
between butter & margarine. My hypothesis is: If
people taste butter & margarine, only 25% will be
able to taste the difference. I will use butter, parkay,
country crock & blue bonnet in my test.
• Using the scientific method: 1. How will I set up my
test? 2. What is my control group? 3. What is my
independent variable? 4. What is my dependent
variable?
6. Bellringer #10 (3.2)
• Form 2 lists in your notebook. One should be titled:
“Have/had Cells” and the other should be titled:
“Has/had no Cells”. Put the following items into one
of the lists:
– Rocks
– Grass
– Soil
– Water
– Telephone pole
– Grasshopper
7. Bellringer #11 (4.1)
• Use the word DIFFUSE in 3 different sentences
or give 3 different definitions of the word
DIFFUSE.
8. Bellringer #13 (5.1)
• Trace the energy from a ham & cheese
sandwich back to the sun.
– You may want to show me 3 different energy
charts (ham, cheese & bread)!
9. Bellringer #16 (6.1)
• Using some form of the word
chromosome, write why the pictures
above differ.
10. Bellringer #21 (8.1)
• List 5 characteristics about yourself that you
believe may have been passed on by one of
your parents.
• List 2 characteristics about yourself that you
believe may be more influenced by the
environment around you.
11. Bellringer #34 (3/31/09)
• You are all now sheepherders, but are broke
out of your minds, and have no money for
replacing the dilapidated fencing.
• Over the next 20 years, how would you
implement a breeding program that would
produce short-legged sheep who couldn’t
jump your old fences?
14. Bellringer
Read the article and write down other sports or
professions that might cause somebody’s back
to also produce the same ‘gunk.’
http://www.menshealth.com/fitness/bode-
miller-back
15. Bellringer
Watch the video below and write down what
you learned (or didn’t learn…)
https://www.youtube.com/watch?v=sTvqIijqvTg
16. Bellringer
Look at the picture on the next page.
Write down 2 things you find interesting.
23. Bellringer
1. What do the red dots represent?
2. What inferences can you make about this
map?
24. Bellringer
Use the website below to look at graphs of different
professional athletes height and weight. After you
look at the website answer this question…
1. Do you think ‘genes’ play a part in deciding if
you will be a professional athlete?
http://regressing.deadspin.com/height-and-weight-
of-athletes-by-position-across-the-1582286066
27. Bellringer
Watch the video about making ‘genius babies.’
Then write a summary about the video.
https://www.youtube.com/watch?v=vr5n_ZOZ6
E8&list=PLvFsG9gYFxY9PskPZccLwy2IvMsphpE
kq
29. Bellringer
Below is a chart that shows the relationship between
birds and the trees they build their nests in.
1. Which bird seems the “choosiest” in picking trees for nests?
2. Which tree
do most birds
seem to like
The most?
30. Bellringer
Do some research as to why do orca’s fins
‘droop?’
After looking up some evidence write down your
best summary of why orca’s fins ‘droop.’
