Challenge 1

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

a) bla lsslik

b) icmret etssym

c) cishsyp

d) mcytsheri

e) areht ieenccs

f) tpnal ieenccs

The underlined letter is the first letter of each word.

a) Lab Skills

b) Metric System

c) Physics

d) Chemistry

e) Earth Science

f) Plant Science

a) bla lsslik

b) icmret etssym

c) cishsyp

d) mcytsheri

e) areht ieenccs

f) tpnal ieenccs

The underlined letter is the first letter of each word.

Challenge 1

Flammable Explosive Corrosive Poison

Images from http://www.cpsc.gov/CPSCPUB/PUBS/NIOSH2007107.pdf

Challenge 2

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

Images from http://chemistry.about.com/od/healthsafety/ig/Laboratory-Safety-Signs/

Biohazard Radioactivity Oxidizing Fire Extinguisher

Challenge 1

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

Challenge 2

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

Challenge 3

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

Challenge 4

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

Challenge 5

L. LaRosa http://www.middleschoolscience.com for T. Trimpe 2008 http://sciencespot.net/

First, put on safety goggles and lab apron. Tie back long hair and check your shirt sleeves.

Second, light alcohol burner with match.

Third, remove test tube from rack and hold test tube with test tube clamp.

Finally, when heating test tube, hold with clamp, place bottom of test tube over flame, and pointthe opening away from your face.