When you jump from an elevated position you usually bend your knees upon reaching the ground, which makes the time of the contact about 10 times longer than when you land stiff-legged. In this way the average force your body experiences is.

Based on calculations, students should have 10.4 grams of powder after conducting an experiment. the students get these results: 10.2 grams, 10.4 grams, 10.3 grams, 10.4 grams, and 10.5 grams. which words best describe this data? check all that apply. a- accurate b- falsified c-invalid d-precise e-redundant