24. Calculate.
A 5-gram sample of
water occupies
5 milliliters of space
in a beaker.
What is the density of the
water sample?
25. Calculate.
A 5-gram sample of
water occupies
5 milliliters of space
in a beaker.
What is the density of
the water sample?
26. Determine.
The table shows the percentage of individuals
in a population of insects that is resistant to
certain types of insecticides.
The table shows the percentage of individuals in a population of insects that is resistant to certain
ypes of insecticides.
Insecticide Resistant Insect Populations
Population
1
2
3
4
5
6
Insecticide 3
1.8%
9.3%
34.8%
10.1%
3.5%
48.2%
Insecticide 2
48.5%
2%
9.2%
0%
66.6%
78.5%
Insecticide 1
52.5%
12.8%
28.6%
0%
2.8%
3.6%
Which two populations would be most affected by a widespread use of Insecticide 2 ?
A 2 and 4
B 1 and 6
C 3 and 5
Which two populations would be most affected
by a widespread use of Insecticide 2 ?
27. Determine.
The table shows the
percentage of individuals
in a population of insects
that is resistant to certain
types of insecticides.
shows the percentage of individuals in a population of insects that is resistant to certain
secticides.
Insecticide Resistant Insect Populations
Population
1
2
3
4
5
6
Insecticide 3
1.8%
9.3%
34.8%
10.1%
3.5%
48.2%
Insecticide 2
48.5%
2%
9.2%
0%
66.6%
78.5%
Insecticide 1
52.5%
12.8%
28.6%
0%
2.8%
3.6%
o populations would be most affected by a widespread use of Insecticide 2 ?
4
6
5
6
Which two populations
would be most affected by
a widespread use of
Insecticide 2 ?
31. GoQR.me
Choose URL or text. Input your URL or text. Select “Download.”
Adjust size with slider. Download as PNG or JPEG.
32. For presentations,
choose at least
500x500.
For handouts,
125x125 to
200x200 is good.
For a flyer, biggest
is best.
Leave white space
around the QRcode.
GoQR.me
d
33. For the audio ones, use http://qrvoice.net/
Add the text in “say what?”. Click the QR button. Slide to choose the size.
Click on the QR code. Right-click (control+click) to copy-paste.
34. Fantastic ideas for QR codes.
from Tom Barrett & Paul Simbeck-Hampson
http://bit.ly/i9JO59
35. Poe in the Pit | Interactive Comic
http://poeinthepit.com
36. The Pit and the Pendulum | Interactive Comic
http://poeinthepit.com
37. The Video Periodic Table in QR codes
Image
from
hLp://www.flickr.com/photos/periodicvideos/5915143448/sizes/l/in/photostream/
38. The Video Periodic Table in QR codes
Image
from
hLp://www.flickr.com/photos/periodicvideos/5915143448/sizes/l/in/photostream/
39. The Audio Periodic Table in QR codes
See http://pubs.acs.org/doi/abs/10.1021/ed200541e
