the scientific study of the stars, planets, and other natural objects in space
astronomy
the shape of an oval
ellipse
to change or develop slowly, usually into a better or more advanced stage
evolve
the size or dimension of something, often in comparison to something else
proportion
energy that affects a physical action, such as movement
force
a generalized rule in science that describes how something works in the natural world
scientific law
to move or spin around something
revolve
having the Earth as the center
geocentric
the force that pulls things down
having the sun as the center
heliocentric
an opinion or belief that does not agree with a religion’s official belief or opinion
heresy
a system of beliefs, ideas, or theories that informs how people live
ideology
the process of changing location; movement
motion
the path of one object around another object
orbit
following conventional practices, especially as related to religion
orthodox
the study of matter and energy
physics