D. At a transform boundary, the plates move in a direction that is parallel to the boundary line.
Answer:
sound pulse travels from a ship to the seafloor and back
Explanation:
An echo sounder employees techniques used in measuring the depth of the water body. Sound waves are usually passed from the ship into the sea and the time required for the waves to travel from the ship to the sea floor and back is usually recorded.
It is used in the calculation of the speed of sound in water at that point in time which varies according to the depth and physical characteristics of the water body involved.
Precipice, ravine, and if there is water waterfall.
During the event of a earthquake, it's best to go outside and far away from buildings, street lights, tree's, etc. It's best to stay in a open feiild, away from anything that could potentialy fall and become deadly.
Here are the list of thing's you should do:
1) Get into a open space. Being an open space, away from tall oj=bgects can save your life. So, get in the middle of the street or in a open medow.
2) Advoid ojects such as: Tree's, power lines, buildings/houses, street lights, and many more.
Doing these can save someone's life. Being inside during an earthquake can be risky, and shouldn't be a risk you take. During earthquakes, building's are known to crumble which can be very deadly and cause serious injuries.
I hope this helps!
-LizzyIsTheQueen