A piece of rock similar to the material that
formed into the planets.
asteroid
It is the distance in degrees east or west of the prime meridian.
longitude
The idea that the continents move very slowly, over millions of years.
Continental Drift
It is composed of dust and rock particles mixed with frozen water, methane, and ammonia.
comet
It divides Earth into two halves—the northern and southern hemispheres.
equator
It is the process by which new seafloor is continuously made at the mid-ocean ridges.
Seafloor Spreading
A piece of space rock that burns up in Earth’s atmosphere
meteor
The combination of the latitude number and the longitude number.
coordinate
What are the landforms that can form along the divergent plate boundaries? Give 2.
Volcanoes, Rift Valley, Mid-oceanic Ridge
The phenomenon that Edward Hubble was able to observe to prove that the universe is expanding.
Red shift
It is where the prime meridian passes through.
Greenwich, England
What landforms are formed in a convergent plate boundary? Give 3
Volcanoes, Mountain Ranges, Trenches, Volcanic Islands
This is a strong evidence of the Big Bang Theory.
Cosmic Background Radiation
These are the cardinal directions.
North, East, South, West
This entire cycle of heating, rising, cooling, and sinking explains how seafloor spreading occurs.
Convection Current