Il timone è dietro lo scafo.

Because scafo begins with s + consonant (sc-), and masculine singular nouns with that kind of beginning normally take lo, not il.

So you get:

• lo scafo
• lo studente
• lo sport

This is just a rule for the form of the definite article.

In Italian, nouns ending in -e can be either masculine or feminine. The ending alone does not tell you the gender.

So you have to learn the noun together with its article:

• il timone = masculine
• plural: i timoni

This is very common in Italian: the article helps you know the gender.

The accent is required because è is the verb is, from essere.

Without the accent, e means and.

So:

• è = is
• e = and

The accent is not optional here.

Italian normally uses essere to say where something is.

So for simple location, è is the standard choice:

• Il timone è dietro lo scafo.

Using stare would usually sound different in nuance, or less neutral, depending on context. For a straightforward description of position, essere is the normal verb.

Here dietro means behind and introduces the location of il timone.

In this sentence, it is followed directly by the noun phrase:

• dietro lo scafo = behind the hull

So lo here is just the article belonging to scafo. It is not part of a contraction like nel, sul, or allo.

Italian uses definite articles more often than English does.

So even if English might sometimes sound natural with less article emphasis in a technical context, Italian normally says:

• il timone
• lo scafo

They sound like specific, identifiable parts of a boat. Leaving the articles out would usually sound unnatural here.

Yes, but the given order is the most basic and neutral one:

• Il timone è dietro lo scafo.

You can change the order for emphasis, for example:

• Dietro lo scafo c'è il timone.

That still gives the same general idea, but the focus shifts more toward the location. The original sentence is the clearest standard pattern for a learner.

A rough pronunciation guide is:

eel tee-MO-neh eh DYEH-troh loh SKAH-foh

More precisely:

• il timone = /il tiˈmo.ne/
• è = /ɛ/
• dietro = /ˈdjɛ.tro/
• lo scafo = /lo ˈska.fo/

The stressed syllables are:

• tiMOne
• DIEtro
• SCAfo

Sometimes yes. Italian can also use dietro a in some contexts, so dietro allo scafo may be possible.

But dietro lo scafo is perfectly normal and very natural. For a learner, it is a good standard form to remember.