Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
|
If a star is 100 light years away, how long will it take for its light to reach us?
|
100 years
|
|
|
What unit is used to describe the actual distances between starts in the same constellation?
|
light years
|
|
|
What unit is used to measure the angular distance between stars in the sky?
|
Degrees, arc minutes, arc seconds
|
|
|
An arbitrary formation of stars perceived as a figure or design that offically represents a region in the sky is referred to as a(n)
|
Constellation
|
|
|
The apparent path the sun takes throughout the year is called the:
|
Ecliptic
|
|
|
The reference marker in the sky referring to the point directly overhead is?
|
Zenith
|
|
|
Describe the path of stars throughout the night.
|
east to west, counterclockwise, circling Polaris
|
|
|
Why do we have seasons?
|
Earth's tilt
|
|
|
How do you find the altitude of Polaris from the horizon from any location in the Northern Hemisphere?
|
Equal to your latitude - look that many degrees up from the north horizon.
|
|
|
What does it mean for a star to be circumpolar? Where would you have to go to see many circumpolar stars?
|
Never sets, circles Polaris (NCP). Go north, closer you are to the pole, the more you will see.
|
