Astronomy Flashcards
Is the astronomical unit the distance from
A) The distnce between the earth and the sun
B) The distance between around the earth
A) The distance between the earth and the sun
What is the method that is used to measure the distance in astronomy?
Parsec
True or False
A cloud of gas and dust from oiter space is alo known as the nebula
True
The nebula is also known as a cloud of gas and dust from space.
A group of stars in the night sky forming a pattern is known as a?
A) Space Art
B) Group of stars
C) Constellation
C) Constellation
A __________ is known as a minute planet ?
A) Star
B Planetesimal
C) Eclipse
B) Planetesimal
Meaning
A body that could come together with many others under gravitation to form a planet. Also known as a minute planet.
What is the meaning of Protoplanetary ?
Definiton
Moon sized planet or larger planetary embroys within photoplanetary disc that undergane internationan to produce different interiors.
A low number fuse to from a heabier nucleuse with the release of energ is a what ?
A) Fire Fusion
B) Atomic Fusion
C) Nuclear Fusion
C) Nuclear Fusion
A planet that has a compact with a rocky surface it’s an example of what ?
A) Earth
B) Terrestial Planet
C) Moon
B) Terrestial Planet
What is a planet mainly full of gas known as ?
A) Nuclear Planet
B) Sun
C) Gas Giant Planet
C)
Gas Giant Planet
What is a comet ?
A celestial object comsisting of a nucleus of ice and dust and when near te sun a tail of gas and dust partices painting away from the sun.
What is a small rocky body that orbbits the sun ?
Asteroid
An astronomer who studies the evolution and space is a what ?
Cosmologist
What is the meaning of angular velocity ?
The rate of change of angular position of a rotating body.
A circular motion around a planet or star is known as a what ?
A) Orbit
B) A star
C) A Comet
A) orbit
What is the meaning of period ?
The lengh of a period of time.
To move in a circular on a central axis is a what ?
A) Going in circles
B) Revolve
C) Rotation
B) Revolve
What is the defenition of rotation ?
The action of rotating around and axis or center.
What is the meaning of sideral day ?
The time between two consecutive transits of the first two consecutive transits.
What is solar day ?
The time between siccesice .
What is the meaning of a year ?
The period of 365 days.
