Ch 1-5
This 1,800 mile long structure in Asia was built to keep out invaders
What is the Great Wall of China?
Sir Isaac Newton concluded that this caused both an apple to fall and the moon to circle the earth
What is gravity?
The cause of ocean currents
What are temperature differences?
This liquid metal was used in the first barometer built by Torricelli
What is mercury?
The city and country that the Prime Meridian runs through
What is Greenwich, England?
This instrument was used by sailors to measure their latitude location on the sea
What is a cross staff?
The movement of heat by currents within a substance (both liquids and gases)
What is convection?
"Rivers of ice" that carve grooves in the walls of valleys and used to cover a large part of North America
What are glaciers?
He was the first person to study flight by observing birds and making detailed drawings of his ideas (he is also a famous artist)
Who is Leonardo da Vinci?
The "river in the sea"
What is the Gulf Stream?
This connects the Mediterranean Sea to the Atlantic Ocean
What is the Strait of Gibraltar?
This northernly point is located on the axis of the Earth and points at the North Star
What is the geographic North Pole?
The largest river in the world by water volume
What is the Amazon?
This German man studied air pressure by building the first air pump, and designing an experiment by creating a vacuum inside a copper sphere that couldn't be pulled apart by two teams of horses
Who is Otto van Guericke?
America's first National Park
What is Yellowstone?
These two items were brought back from China by Marco Polo, and were fascinating to Europeans because one did burn, and the other didn't
What are coal and asbestos?
These two terms refer to imaginary vertical and horizontal lines drawn on the globe and are measured in degrees
What are longitude and latitude?
The longest river in the world
What is the Nile?
The location of the Wright Brothers' first successful flight
What is Kitty Hawk, NC?
The early navigators couldn't accurately find their longitudinal position on the earth until this was invented by John Harrison in 1759
What is the chronometer?
These items from China were strongly desired by Europeans because they helped disguise the taste of spoiled food
What are spices?
These are caused by the gravitational pull of the moon on the water of the oceans
What are tides?
The longest river in the US
What is the Missouri-Mississippi?
The three terms for the three "spheres" of earth
What are the lithosphere, the hydrosphere, and the atmosphere?
They built the very first rockets in the 1200's
Who are the Chinese?