Earth and Space 1
what is the origin of the universe?
the big bang theory
The star at the center of our solar system
the sun
natural satellite
moon
a planet with no moons
mercury, venus
the name of our galaxy
the milky way
How long it takes earth to rotate on its axis once
one day/ 24 hours
many millions of stars
galaxy
what is space and everything in it?
the universe
large round objects that travel around a star in a set path called an orbit
planets
if it is spring in the northern hemisphere, what season is it in the southern hemisphere?
Autumn
a large ball of burning gas that produces its own heat and light
star
objects of frozen gases, ice, rock and dust that can glow and produce a trail
comets
any object that revolves around another object in space? They can be man-made or natural.
satellite
a layer of gas around a planet
atmosphere
what is in the middle of the solar eclipse?
the moon
small rocky object that orbits a star
asteroid
a force generated by all objects that attracts all other objects
gravity
The eight planets, and their moons, comets and asteroids that all revolve around the sun make up our what?
solar system
what results from the tilt of the earths axis?
the seasons
how long is the lunar cycle?
28-29 days or 1 month
the phase of the moon where you cant see the moon
new moon
what is in the middle of the lunar eclipse?
the earth
when the illuminated area of the moon is increasing
waxing moon
when the illuminated area of the moon is decreasing
waning moon
The Earth takes one year to make one of these around the sun
a revolution