Practice - Depth Corrections
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What are tidal corrections?
💡 Hint: Think about what influences water levels.
Name a type of vessel motion.
💡 Hint: These affect how the vessel moves.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of tidal corrections in hydrographic surveying?
💡 Hint: Focus on how tides can change water levels.
True or False: Vessel motion does not affect depth measurements.
💡 Hint: Think about what happens when a boat is on rough waters.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
If the tide reading is 1.5 feet, the original depth measured is 12 feet, and the vessel has a heave of 0.75 feet, what is the adjusted depth?
💡 Hint: Make sure to subtract the tide reading and add the heave.
Explain how vessel motion would affect the accuracy of depth readings in a dynamic weather situation such as a storm.
💡 Hint: Consider how movement can skew the measurements.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.