Marni runs 1500 meters around the school track. What does she need to know in order to find out her speed?
her time from start to finish the number of steps she took her heart rate at the finish line the direction she began running
Question: Marni runs 1500 meters around the school track. What does she need to know in order to find out her speed?
A. her time from start to finish
B. the number of steps she took
C. her heart rate at the finish line
D. the direction she began running
Answer: