The north celestial pole appears 30° above your horizon. The star Vega is on your meridian. By studying your star charts and your clocks, you determine that Vega crossed the meridian in Greenwich (England) 3 hours ago. Where are you?

A) latitude 30°N, longitude 45° west
B) latitude 30°N, longitude 3° west
C) latitude 60°N, longitude 45° west
D) It is not possible to determine your longitude from the information given.


A

Physics & Space Science

You might also like to view...

What is meant by a cosmological distance?

What will be an ideal response?

Physics & Space Science

In the simplified Drake equation, the total number of life-bearing planets in our galaxy is given by

A) NHP B) flife C) NHP × flife D) NHP / flife

Physics & Space Science

A hockey puck slides off the edge of a platform with an initial velocity of 20 m/s horizontally. The height of the platform above the ground is 2.0 m

What is the magnitude of the velocity of the puck just before it touches the ground? You can neglect air resistance. A) 22 m/s B) 25 m/s C) 24 m/s D) 6.3 m/s E) 21 m/s

Physics & Space Science

You measure a 20.0-V potential difference across a 5.00-W resistor. What is the current flowing through it?

a. 5.00 A c. 100 A b. 4.00 A d. 1.00 A

Physics & Space Science