Questions & Answers about Krukkan er í ísskápnum.
Krukka is the basic noun, meaning jar.
Krukkan is the definite singular form, so it means the jar. In Icelandic, the definite article is usually attached to the end of the noun instead of being a separate word.
For this noun:
- krukka = jar
- krukkan = the jar
This pattern is very common with feminine nouns ending in -a.
Er is the 3rd person singular present form of vera, meaning to be.
It is used because the subject, krukkan, is singular:
- ég er = I am
- þú ert = you are
- hann / hún / það er = he / she / it is
So krukkan er simply matches the jar is.