Sydney Harbour Bridge

The video describes a journey setting sail towards a port, highlighting a monumental structure that stands as a testament to British engineering. It details the massive spans of the bridge, each weighing over 12,000 tonnes, and the engineering behind the pins that support the bridge, allowing for movement due to temperature changes. The video concludes with a thank you to the viewers.

What is the initial setting described in the video?

• A ship setting sail towards a port

• A car driving on a highway

• A plane taking off from an airport

• A train departing from a station

What does the colossal structure connect?

• Two mountain ranges

• The northern and southern shores of a harbor

• Two cities across a river

• The east and west coasts of a country

What is highlighted about the colossal structure?

• Its aesthetic design

• The engineering skill and courage involved in its construction

• Its role in history

• Its environmental impact

How much does each overhanging span of the bridge weigh?

• 5,000 tonnes

• 8,000 tonnes

• 12,000 tonnes

• 10,000 tonnes

What is the purpose of the pins at the base of the arch?

• To allow free movement for expansion and contraction

• To connect the bridge to the road

• To decorate the bridge

• To support the bridge during construction