Force in newtons (N) 2 1 0 wood grass stone Type of surface a Which surface was the hardest to pull the skateboard on? b Which surface was the easiest to pull the skateboard on?​

experiments.

surveys.

questionnaires.

interviews.

case studies.

participant and non-participant observation.

observational trials.

studies using the delphi method.

usually, however, secession was popular enough without the of community leaders. prominent unionists, on the other hand, were a major reason that texas did not secede before march 1861. the most important of these was sam houston, the governor of the state from 1859 to 1861.

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