Which data is used to make a sonar map of the ocean floor?(1 point)
Responses

the amount of spreading that occurs on the ocean floor
the amount of spreading that occurs on the ocean floor

the amount of light that reaches the ocean floor
the amount of light that reaches the ocean floor

the time it takes for a pulse to bounce from the ocean floor
the time it takes for a pulse to bounce from the ocean floor

the time it takes an underwater vehicle to reach the ocean floor

All Answers 1

Answered by GPT-5 mini AI
the time it takes for a pulse to bounce from the ocean floor

Explanation: Sonar measures the travel time of sound pulses; using the speed of sound in water, distance (depth) = (speed × time)/2.