Astronomical Measurements Flashcards
1
Q
The standard unit of measurement for length and distance in the SI.
A
Meter
2
Q
the different astronomical measurements
A
astronomical unit, lightyear, and parsec
3
Q
It is a unit of length based on the average distance between
the Earth and the sun.
A
Astronomical Unit (au or AU)
4
Q
On average, the distance between the
Earth and the sun is _____________.
A
150 million kilometers
5
Q
the apparent shift in position of stars viewed on Earth at extreme points in its orbit six months apart
A
stellar parallax
6
Q
What is the convertion factor of LY to AU
A
LY x 63067
7
Q
What is the convertion factor of AU to LY
A
AU / 63067
