Earth's shape and polaris

Polaris is also known as the

• Big Dipper
• Little Dipper
• North Star
• South Star

Polaris is found on the end of the...

• Little Dipper
• Big Dipper

Two of the stars in the ____  ________  point to the North Star.

• Little Dipper
• Big Dipper

The latitude of the observer can be determined by measuring the altitude of Polaris because Earth has a

• nearly spherical shape

• nearly circular orbit around the Sun

• variable length of day

• fairly constant period of revolution

For an observer in New York State (NYS), the altitude of Polaris is 43^o above the northern horizon. This observer's latitude is closest to the latitude of

• New York City

• Plattsburgh

• Utica

• Jamestown

Which altitude of Polaris could be observed in NYS?

• 23^o

• 35^o

• 44^o

• 90^o

Which NYS city is located at 42^o39'N 73^o45'W?

• Buffalo

• Albany

• Ithaca

• Plattsburgh

Which diagram best represents the location of Polaris for an observer located at the Equator?

• 
• 
• 
• 

Base your answer on the map, which shows the latitude and longitude of five observers, A, B, C, D and E, on Earth. What is the altitude of Polaris (the North Star) above the northern horizon for observer A?

• 0^o

• 10^o

• 80^o

• 90^o

Earth's true shape is a

• Sphere

• Square

• Oblate Spheroid