Pământul este rece.

Romanian usually puts the definite article at the end of the noun, instead of using a separate word like English the.

• pământ = earth / ground / soil
• pământul = the earth / the ground / the soil

So -ul is the masculine/neuter singular definite article here.

Pământ is a neuter noun in Romanian.

Romanian neuter nouns behave:

• like masculine in the singular
• like feminine in the plural

So in the singular you get forms like:

• un pământ
• pământul

That is why the definite article looks like a masculine singular ending.

Este is the 3rd person singular form of the verb a fi = to be.

So:

• eu sunt = I am
• tu ești = you are
• el/ea este = he/she/it is

In Pământul este rece, este means is.

Yes. E is a very common shorter form of este.

So both are correct:

• Pământul este rece.
• Pământul e rece.

The version with e is more common in everyday speech.
The version with este can sound a little more formal or careful.

Because rece is the adjective, and in a basic Romanian sentence with to be, the usual order is:

subject + este/e + adjective

So:

• Pământul = the earth/the ground
• este = is
• rece = cold

This word order is very natural in Romanian, just like The ground is cold in English.

No, not in this sentence.

Rece is an adjective, and it often has the same form for masculine and feminine singular:

• bărbatul este rece
• femeia este rece

But in the plural it changes:

• bărbații sunt reci
• femeile sunt reci

So here rece stays rece because the noun is singular.

A simple approximation is:

puh-MUHN-tool

A few important sounds:

• ă is a short, relaxed vowel, like the a in about
• â is a special Romanian sound, somewhat like a deep central i/uh sound
• ț does not appear here, but learners often watch for Romanian special letters in general

A more careful breakdown:

• pă ≈ puh
• mânt has the special â
• ul at the end sounds like ool or a short ul, depending on speech style

The stress is on the second syllable:

pă-MÂN-tul

That stressed mân syllable is the strongest part of the word.

It is capitalized only because it is the first word of the sentence.

In the middle of a sentence, it would normally be written with a lowercase letter:

• Pământul este rece.
• Solul și pământul sunt ude.

So this is not necessarily a proper noun here.

Yes. Pământ is a broad word and can mean:

• earth
• ground
• soil
• sometimes land

The exact meaning depends on context. In a simple sentence like Pământul este rece, it could refer to:

• the ground being cold
• the earth/soil being cold

Romanian often uses the same word where English might choose different words.

Yes, but it changes the meaning.

• Pământul este rece = the ground/earth is cold
• Pământ este rece is generally not the normal way to say ground is cold

If you remove the article, Romanian usually needs a different context. In most ordinary situations, if you mean a specific thing, pământul is the natural form.

No. Romanian does not need a subject pronoun here.

You do not say:

• El pământul este rece

The noun pământul is already the subject, so that is enough. Romanian often leaves out subject pronouns unless they are needed for emphasis or contrast.

Sometimes, yes, but the basic order here is the most neutral one:

• Pământul este rece.

Romanian can change word order for emphasis, but that is less basic and may sound literary, poetic, or contrastive. For a learner, the safest pattern is:

noun + e/este + adjective