Information that a system uses to monitor progress and make adjustments is called the . output

feedback

process

input

Acommon kind of mechanical weathering is called

Isotopes of the same element have differ in their

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