canceled

May 19, 2012 § Leave a comment

Retrograde motion is motion in the direction opposite to the movement of something else, and is the contrary of direct or prograde motion.

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

What’s this?

You are currently reading canceled at i_use_spell_checker.

meta

%d bloggers like this: