Science 5 Solar System1 Worksheet

has a star in the middle with planets orbiting it
nonspherical, made of rock & iron, located in the Asteroid Belt between Mars & Jupiter, orbits the sun, & range in size from a small city block to a large ocean
pices of rock in space
a group of stars forming a recognizable pattern that is traditionally named after its apparent form or mythological figure
the distance light travels in one year, unit used to measure distances between stars
length of Earth's rotation
when the northern hemisphere is tilted away from the sun, has the least number of daylight hours (Dec. 21)
an object that moves around another object
large, flat plains on the moon's surface
when the right half of the moon is lit
a large circular body that orbits the sun
streak of light produced by a meteoroid as it enters the Earth's atmosphere
the study of space
the galaxy that our solar system is in
hottest stars
cooler stars
an imaginary line at which a body rotates
when the hours of daylight & darkness are equal, poles aren't tilted toward or away from the sun (Sept. 22)
the side of the moon we always see
mountains or high areas on the moon
when the left half of the moon is lit
nearly round bodies that cross the orbit of other body orbits, too small to be planets
meteoroid that passes through the atmosphere & doesn't burn up & strikes the Earth's surface
huge ball of hot glowing gasses that produce their own heat & light
the sum of all the galaxies, matter, time, & energy
a unit of measurement equal to 149.6 million kilometers