Breakdown of Minä vien kirjan makuuhuoneeseen.
kirja
book
minä
I
viedä
to take (away, somewhere) / to take (time), require
makuuhuone
the bedroom
Questions & Answers about Minä vien kirjan makuuhuoneeseen.
Why do we use the 'into' case here instead of the 'in' case?
Because viedä (to take) is a movement verb. In Finnish, verbs that describe moving an object from one place to another always answer the question 'Where to?' (destination), not 'Where at?' (location). That is why we use makuuhuoneeseen (into the bedroom) instead of makuuhuoneessa (in the bedroom).
Why does makuuhuoneeseen end with -eseen?
This is the illative ('into') case. The base word is makuuhuone (bedroom), which ends in -e. For words ending in -e, the 'into' ending is always -eseen. It provides the destination needed by the movement verb.
Why is it kirjan with an -n at the end?
This marks the object of the sentence. Because you are taking one whole book, and the sentence is a positive statement, the word kirja takes the -n ending. This tells us the action affects the entire book.
Could I use tuoda instead of viedä in this sentence?
Only if you are already inside the bedroom! Viedä means 'to take' (moving something away from the speaker's current location). Tuoda means 'to bring' (moving something towards the speaker). Since you are taking the book to the bedroom from elsewhere, you use viedä.