Astronomy I Question Preview (ID: 23805)


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Place the order of the universe in the correct order from the LARGEST to the smallest
a) solar system, planets, galaxy cluster, galaxy, universe
b) universe, galaxy, galaxy cluster, solar system, planets
c) planets, solar system, galaxy cluster, galaxy, universe
d) solar system, galaxy cluster, planets, galaxy, universe

In which type of model are the Sun, other stars, and the Moon in orbit around the Earth?
a) polycentric model
b) heliocentral model
c) geocentric model
d) concentric model

Our sun is classified as which type of star?
a) white dwarfs
b) blue giants
c) main sequence
d) red supergiants

Which group of stars is the hottest and brightest
a) white dwarfs
b) main sequence stars
c) red super giants
d) blue giants

When a star becomes a supernova its brightness
a) increases
b) vanishes
c) decreases
d) doesn't change

________is the process that creates energy in the sun
a) red shift
b) fusion
c) parallax
d) perigee

What holds planets, stars, gas, and dust together in a galaxy?
a) friction
b) gravity
c) inerita
d) forces

The North Star,_____, is positioned almost directly over the North Pole
a) Betelegeuse
b) Polaris
c) Orion
d) Sirius

Albedo is the material blasted out of the Moon's surface as a result of space-object impacts
a) true
b) false
c)
d)

The distance that light travels in one year is called a
a) a light year
b) a light ray
c) an astronomical unit
d) a ray unit

What is not a feature of the sun?
a) corona
b) chromosphere
c) quasar
d) solar flares

Kepler's _____law states that planets move around the sun in an elliptical patter
a) 1st
b) 2nd
c) 3rd
d) 4th

Kepler's ____law states that planets move faster when closer to the sun
a) 1st
b) 2nd
c) 3rd
d) 4th

Kepler's ______law states that the greater the distance from the sun, the longer the period of revolution
a) 1st
b) 2nd
c) 3rd
d) 4th

________is when the moon is closet to the earth
a) perigee
b) apogee
c) perihelion
d) aphelion

_______is when the planet is farthest from the sun
a) apogee
b) perigee
c) aphelion
d) perihelion

______is when the planet is closet to the sun
a) apogee
b) perigee
c) perihelion
d) aphelion

_______is the variation in precession
a) apogee
b) nutation
c) protostar
d) precession

December 21 is when the ________ occurs
a) fall equinox
b) spring equinox
c) aphelion
d) perihelion

March 21 is when the ______occurs
a) fall equinox
b) spring equinox
c) aphelion
d) perihelion

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