At sea level, the speed of sound is 3.40 104 meters
per second. After 3 hours and 30 minutes, about how
many kilometers could a sound wave travel?
A. 4.28x10 km
B. 7.14x10 km
c. 7.14x104 km
D. 6.73x104 km
E. 4.28x109 km

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?