One day while measuring acceleration with his pulse as a timing source, Galileo became so excited that his pulse rate increased. His results for acceleration that day were probably
A) higher than usual.
B) lower than usual.
C) more accurate than usual.
D) unchanged.

Question

Quizplus · Accepted Answer

Galileo's increased pulse rate likely indicated a higher level of excitement or physical activity, which could potentially affect the accuracy of his measurements. Thus, his results for acceleration that day were probably higher than usual.

One Day While Measuring Acceleration with His Pulse as a Timing