astrononmy Flashcards
(22 cards)
(read)What is astronomy about?
(sorry) you have to read the rest of my card to find out
A siderealday is…
The time between two consecutive transits
A solar day is …
the time between successive consecutive transits
A year is…
The period of 365 days
An orbit is when…
Another Planis or (figure) is moving around another
In scientific terms what is a astronomical unit
The distance that seperates earth and the sun
Periods are…
A lenth or portion of time
What does revolve mean?
Moving in a circular motion
Rotation is…
The action of rotating(or moving clockwise or counter-clockwise)
Te meaning of angular veolocity…
The rate of change a rotating body
What do a comet consists of?
Within a comet is a nucleus of ice
What does Cosmologist mean?
Development of universe
What does nebula mean
It classifies cloud of gas and dust in space
What is a light year in astronomy
The time i takes lihgt to travel a year(no picture can be imported because a light year is to fast to take a picture of)
What is a parsec
A Parsec is a unit of distance use in astronomy
What is an asteroid
An asteroid is a large class of orgasmic compounds
What is constellation
An arrangement of the stars
What is planetesimal
Planetesimal is a planet that can come together with other planets using gravatation
What is a protoplanetery
A moon sized planet that colides with others using gravatation
What is a gas planet
A planet caracterized and filled with gas
Whats nuclear fusion
Heavier than a nuclues but with fusion
Whats terrestrial planets
A planet with a rocky surface like the earths
