intergrated science Flashcards
(29 cards)
What is the definition of an astronomical unit?
An astronomical unit is the distance between sun and earth.
What is a light year?
The distabnce light travels one year.
Whats a parsec?
3.26 light years.
Explain what a nebula is?
A large amount of clouds and dust.
A constellation is the configureation of what object in outer space.
Stars.
Can you tell me what planetismal means?
Bodies that existed in the early ages of our solar system.
What are some things mixed up in a protoplanetary?
Clouds and dust.
What word does nuclear fusion describe?
Fusion of fire.
What are the four terrestrial planets?
Venus, mercury, mars and earth.
Tell me one gas giant planet?
Jupitar.
What are comets often called as a nickname?
Dirty snowballs.
Whats an asteroid?
An asteroid is known as a minor planet.
Can you tell me what a cosmologist is?
The branch of astronomy that deals with general structure of the universe.
Explain what angular position is.
Time rate and change of angular position.
Whats does and orbit have to do with?
Statellite and spaceship around a body at the sun.
A period is…
Any portion of time?
How do you move when you revolve?
To move in a circular and curving course.
A rotation is…
The movement of a path of earth.
What is a sidereal day?
The interval between too passages.
A year is…
A period of 365 or 366 days.
What is accretion?
An increase by natural growth or gradual external addition.
What happens during spring tide?
A large rise and fall of the tide.
What happens during neap tide?
When the gravity of the sun and moon pull tides by force.
What is the definition of eccentricity?
An oddity as a conduct.
