Why is the Ottawa River important?

The river is no longer a major transportation artery, but it is an important source of hydroelectric power. Several hydro plants supply electricity for much of Quebec and Ontario, and a nuclear plant at Chalk River (opened in 1944) conducts research.

Where is the deepest part of the Ottawa River?

1,271	Length of the river in kilometres
7,400	Width of the river in metres at its widest
15	Width of the river in metres between Lac des Outaouais and Dozois Reservoir
370	The elevation drop in metres over its length
90	Depth of the river in metres at its deepest point at the Carillon Reservoir

Who named the Ottawa River?

First called the Grande Rivière des Algonquins or Grande Rivière du Nord by the French, the Ottawa River took its name from a later group of middlemen in the fur trade, the Odawa.

Who discovered the Ottawa River?

When Étienne Brûlé in 1610 became the first European to travel up the Ottawa River, followed by Samuel de Champlain in 1613, they were assisted by Algonquin guides. Written records show that by 1613 the Algonquins were in control of the Ottawa Valley and the surrounding areas to the west and north.

How many rivers flow into the Ottawa River?

Can you name the 16 major Ottawa River tributaries? From the Bonnechere to South Nation, see the rivers listed here.

What is the Ottawa River watershed?

The Ottawa River drainage basin is the drainage basin in northern North America where surface water empties into the Ottawa River and adjoining waters. Spanning an area of about 146,300 km2 (56,500 sq mi), it is the 12th largest drainage basin in Canada, occupying the Canadian provinces of Ontario and Quebec.

Why is the Ottawa River Brown?

It is naturally a brown-water river,” she said, adding that the true source of the colour is organic material from the 14,630,000 hectares of soil and wetlands that drain into the river. “It’s like a tannin, basically — it’s what you have in tea.”

Why is Deep River called Deep River?

Deep River is opposite the Laurentian Mountains and the Province of Quebec. The name Deep River purportedly derives from the fact that the Ottawa River reaches its greatest depth of 402 feet (123 m) just outside the township.

How deep is the Ottawa River?

295′Ottawa River / Max depth

What does the name Ottawa mean?

to trade
The name Ottawa is derived from the Algonquin word “adawe”, which means “to trade”. The settlement was originally incorporated as Bytown in 1850.

Who built Ottawa?

Ottawa itself grew from an unnamed campsite established in 1826 by Royal Engineers under Lieutenant-Colonel John By as a construction base for the Rideau Canal. It was situated on a 30 m bluff flanking the headlocks, near Chaudière Falls and the mouths of the Rideau and Gatineau rivers.

What landforms are in Ottawa?

Being a lowland, the landscape of Ottawa is characterized by flat plains with glacial hills and deep river valleys.

Quelle est l’origine des allumettes?

Les origines [ modifier | modifier le code] Les allumettes datent de l’Antiquité . Il a été retrouvé, à Saintes, des « allumettes » datées du IIe siècle. Ce sont de petits bâtonnets de bois carbonisés à une extrémité. On ne sait pas si ces “allumettes” servaient simplement à transporter une flamme, à éclairer,…

Comment s’appellent les allumettes?

Les premières allumettes, mentionnées dès 1530, différaient de celles que nous utilisons. Connues sous le nom de bûchettes, fidibus ou chénevottes, il s’agissait de petites tiges de bois, de roseau ou de chènevotte, de papier roulé ou de mèches de coton trempées dans la cire.

Qu’est-ce que les allumettes?

Les allumettes datent de l’Antiquité. Il a été retrouvé, à Saintes, des « allumettes » datées du II e siècle. Ce sont de petits bâtonnets de bois carbonisés à une extrémité. On ne sait pas si ces “allumettes” servaient simplement à transporter une flamme, à éclairer, ou participaient à la production du feu.

Comment sont fabriqués les allumettes chimiques?

Vers 1809, apparurent les premières allumettes chimiques. La partie à enflammer était soufrée puis trempée dans un mélange de chlorate de potassium, de soufre, de gomme et de lycopodes. Pour l’enflammer il fallait la plonger dans de l’acide sulfurique concentré. Ces opérations étaient très dangereuses.