Yes. Out, outside, over, and onto are all prepositions.
Out can also stand alone as an adverb, and is used in many idiomatic verbs.
Out can also be a noun, and (arguably) an adjective (e.g. knocked out, thrown out).
*note that out as a preposition is functioning with another "understood" preposition:
She went out the door (she went out through the door)
The car is parked out back (the car is parked out in the back)
No, then is not a preposition. It is a conjuction.Than is a preposition.
flew is not a preposition. sorry but through is a preposition
No, then is not a preposition. It is a conjuction.Than is a preposition.
its a preposition
At is a preposition. Anything that can be ___ the box is a preposition. For Example: At the box.
If is not a preposition. It is a conjunction.
If a preposition does not have an object, it is not a preposition. It is an adjective, adverb, or possibly a conjunction.
The preposition, the object of the preposition, and everything in between. The object of the preposition answers the question "(preposition) what?" For example: He looked in the box worriedly. "in the box" is the prepositional phrase because "in" is the preposition, and "box" is the object of the preposition. "Box" answers the question, "(preposition) what?, or in this case, "In what?"
A prepositional phrase begins with a preposition and ends with an object of a preposition.
The preposition is about; the object of the preposition is riots.
Ere is a preposition that is a palindrome.
The preposition is up.