Question

In a laboratory experiment the time it takes a marble to fall from a table to the floor is recorded with a stopwatch. The results are 0.38 seconds, 0.37 seconds and 0.39 seconds respectively. Most students in the lab believe that these times are statistically the same, within experimental error. What would be a good method to confirm the results?

A) Change the height of the table and repeat the experiment.
B) Repeat the experiment from a much higher table.
C) Repeat the experiment from a lower table.
D) Do multiple trials at the same height.

Answer 1

I got it right

Step-by-step explanation:

In USA test prep

Answer 2

Answer:D) Do multiple trials at the same heigh

Explanation: The guy claiming to have a big brain has lost their braincells.