because it is stupid
Because it is pointless doing an experiment if you are not going to be exact !
Because it is pointless doing an experiment if you are not going to be exact !
So that you are NEVER confused at anytime within the conduction of the experiment.
Observation and record keeping are important as you will need to redo an experiment many times to prove that it actually works.
so others can repeat it and see if you did it right
The temperature recorded in a freezing point determination experiment is the temperature at which the substance changes from a liquid to a solid state. This freezing point is an important characteristic of the substance and can be used to identify the substance or assess its purity.
So there exists a record of your experiment that others, or yourself later on, can refer to.
They record data from their experiment from doing the experiment and record data while they are doing it......................example i am bouncing a ball on a carboard,tile,table and the carpet the cardboard is 8 the tile is 18 the table is 16 and the carpet is 19.
No redo the experiment.
Record your observations during an experiment. This will be part of the data you collect.
He recorded the results of his experiment by documenting observations, measurements, and data collected during the experiment. These results were typically recorded in a lab notebook or electronic record. The results were then analyzed and interpreted to draw conclusions and determine the significance of the experiment.
why is it important to identify errors in an experiment