The bicycle rider followed a straight path along a road. Based on the information in the diagram, which of these occurred between the two times given?
A. Decrease in speed
B. Increase in acceleration
C. Increase in momentum
D. Decrease in mass

Astudent poured a solution of bromothymol blue indicator into three test tubes. then he placed an aquatic plant in two of the test tubes, as shown below. he placed a stopper on each test tube and placed them all in the dark for 24 hours. bromothymol blue turns from blue to yellow in the presence of co2