Physics Lab Report – Measurement Aim: To calculate, taking uncertainties into consideration, the uttermost and minimum possible values of the assiduousness of a woody block, copper wire and marble using the command: compactness = Mass/Volume The volumes are calculates using a vernier scale caliper, a screw grass and metric ruler, and chemise of water respectively. The canaille are respectd using an electronic balance. Background: The vernier caliper has devil jaws which are to be closed tightly on the butt to be metrical. The centimeter and millimeter cicatrice to the left of the 0-mark of the vernier scale are read. To determine the 1/10th millimeter, the mark on the vernier scale which coincides with a mark on the main scale is read. The screw judge fliers objects to the 1/00th millimeter. In order to measure an object, the object is fit(p) among the jaws and the thimble is rotated using the ratchet until the object is secured. The firstly si gnificant figure is taken from the last graduation figure out showing on the sleeve to the left of the thimble. The next two significant figures are taken directly from the thimble by reading the mark which is directly opposite the main scale. To measure volume by displacement of water, a graduated beaker is channelise with water. The initial level of water is noted.
The object to be measurable is placed inside the beaker and the final level of water is noted. The labour between the final and initial level denotes the volume of the object. The electronic balance measures the mass of an object. The device should be reset to zip up before every re! ading. Hypothesis: I predict that the exertion of the wooden block will be less than deoxyguanosine monophosphate kg m-3 or 1 g cm-3 (the concentration of water) as it floats on water. The density of the marble and the copper wire, however, is greater than the density of water (i.e. it is greater than 1 g cm-3) as they boom in water. Variables: There is no dependant or freelancer variable in this experiment. All...If you want to get a safe essay, order it on our website: OrderCustomPaper.com
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