Why do scientists use inquiry to find answers to questions

One of the functions of the endocrine system in the body is to what

Victoria enjoys laughing with her friends as they walk around the track after school which best describes her heart rate during this activity

Asubstitute is standing at the halfway line waiting to enter the match at the next stoppage of play the ball has gone over the touchline for throwing and referee allows for the substitution to substitute wants to take the throw-in does the substitute first have to enter the field of play before being allowed to take the throw-in