f a river current is 8.0 m/s, and a boat is traveling 10.0 m/s upstream, what is the boat's speed relative to the riverbank?
altitude
Boats
Ships, boats etc.
A 21 foot boat refers to the length of the boat. There is not comparison between length and width. It could be narrow as on narrow boats or wide as in sea faring boats,
Boats use them to navigate.
for traveling on water what else?
They traveled by boats and horse carriages
Boats
Size of boats
A homophone for "key" is "quay." The word "quay" refers to a structure built along the shore or a riverbank that is used for loading and unloading boats or ships.
Reed boats were used forhunting marine animals, trading along the Nile, and traveling along the big river.
Lewis and clark mostly used boats.
Add the rivers velocity to the boats velocity
I think that you mean 'lock' and not loch. A lock on a canal or river allows water level to be raised or lowered so that boats can go upstream or downstream.
3 hours.
Recreational tourism is traveling for pleasure. People use various means for their journey such as automobiles, travel trailers, campers and boats for recreational travel.
When going upstream, a buoy with a number 5 and flashing green light indicates the presence of a dam ahead. The dam may be used to generate hydroelectric power or to provide water for irrigation, and can pose a danger to boats and other vessels.