Answer:
Physicists have built devices to move me very fast. My last seven letters can be commonly found in newspapers magazines and journals.
Turns me on my backs and open up my stomach. You will be the wisest of men though at start a lummox.
I am the tool for inspiring many. Buy me in the store for not much more than a penny. Don't overuse me, or my usefulness will go. What am I?
What room do ghosts avoid?
First you see me in the grass dressed in yellow gay; next I am in dainty white, then I fly away. What am I?
I am your mother's brother's only brother in law. Who am I?