Integrated Science Flashcards
notecards
Define Constellation
its an imaginary figure in the stars

What is a planetesimal?
its a small acrreted gas
What is a protoplanetary
oversized disks that melt
Define nuclear fusion?
a nuclear fusion in the nuclei

Define terrestrial planet
a lanet that is closest to the sun and haves the same densiy
What is a gas giant planet?
a planet that is entirely gas.
Define comet
its a gas ball that has ice and dust to form it

Define asteroid
its a rocky object that orbits the sun
Define Cosmologist
a astronomer who study space and time.
Define Angular Velocity
What is an orbit?
The curved path of a celestial object or spacecraft around a star, planet, or moon, esp. a periodic elliptical revolution.
Define period
a portion of time

Define revolve
move in a circular orbit
Define rotation
rotating around a axis or center

Define sidereal
concern with the stars or constellation

What is a solar day?
The particular transit between the su in meridian time
Years is _ amount of days
365