Friday, July 8, 2011

Activity 5

Density


1)


Boron Atoms:
Protons: 5
Nutrons: 6
Electrons: 5
Density: 2.34g

Protons: 3
Neutrons: 3
Electrons: 3
Density: 0.535

2)Density- The quantity of mass per unit volume
d=m/v

4) Density Mystery Boxes
Box A- 65.14kg, Volume 103.38, Density 0.63 Item Apple
Box B- 0.64kg, Volume 100.64 Density 0.92 Item Ice
Box C- 4.08kg, Volume 104.08, Density 0.39 Item Wood
Box D- 3.10kg, Volume 103.30,
Box E 3.53kg, Volume 102.24,


5) Science Standards 4th, 8th and 12th grade
A 4.1 When faced with a science related problem, decide what evidence, models, or explanations previously studied can be used to better understand what is happening now
A 4.3 When investigating a science related problem decide what data can be collected to determinee the most useful explanations
C 8.3 Design and safely conduct investigations that provide reliable quantitative data as appropriate to answer thier questions
C 8.5 Use accepted scientific knowledge, models and theories to explain their results and to raise further questions about thier investigations









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