# Class Notes

Pages: 3 (511 words) Published: February 12, 2013
Exercise
1.3m = ___ cm
a. 3m = _300__ cm
b. 83 m = _83000000__ µm c. 41,692 m = _0.000041692__ Mmd. 110 kilometers = _110000__ m = _110000000__ mme. 3.7 hectometers = _370__ m = _37000__cmf. 451,000,000µm = _0.000451__ m = __0.0000451_ dam

2.A football field is about 100 meters long (actually 100 yards). If you run a 5K race how many meters is it? Approximately how many "football fields" does this equate to? Approximately 50 football fields

3.Measure the length, width, area and volume of your computer screen (in meters) and report your measurements in the space below. L=.36m
W=.24m

A=.086m²
V=.086m³

4.Measure the length, width, area and volume of a 100 mL beaker (in millimeters) and report your measurements in the space below. L= 80mm
W=70mm
A=5600mm²
V=3920.0mm³

5.Measure the length, width, area and volume of your lab kit box lid (in centimeters) and report your measurements in the space below. L=40cm
W=35cm
A=1400cm²
V=11200cm³
6.Use the following measurements to determine the mass of a baseball (in grams), and convert the mass in grams to kilograms. Pay attention to the units. ￼￼￼￼￼

7.Use the following measurements to determine the mass of a piece of fruit (in centigrams), and convert the mass in centigrams to grams. Pay attention to the units. ￼￼￼￼￼

8.Determine the length, width, height, and volume of the following objects. If you cannot do so by measuring the dimensions, use a different technique.a. The chemical box inside of your kit
L=22cmA=253cm²
W=11.5cmV=2530cm³
h= 10cm

b. Test tube
V= 35 ML
c. Pick an object from your home. Mention the name of the object used. Toaster 20x10x15
L=20cm W= 10cmH=15 cm
A= 200cm² V= 3000cm³

9.If you want to determine the volume of a swimming pool, name two ways you could do this. You can figure it out by measuring the volume of the frame of the pool H X W X D. You can also measure it by displacement of an object you know the...

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