Paper Title
On the Relationships of Iranian Learner’s Crystallized and Fluid Intelligences with their Vocabulary Breath

Abstract
The current study is an attempt to investigate whether there is any significant relationship between Iranian EFL learner’s crystallized intelligence and their vocabulary breath. In addition, it explores whether there is significant relationship between Iranian EFL Learner’s fluid intelligence and their vocabulary breath. To this end, 50 Iranian EFL learners were randomly selected from three language institutes in Tehran, Iran. The participants were studying English as a Foreign Language. They ranged between 24 to 41 years old. The participants were selected from both genders (male and female). To measure the participants’ crystallized and fluid intelligence the Persian Adaptation of Baddeley’s Grammatical reasoning Test was administered. In addition, the Nation’s vocabulary size test was used to measure the vocabulary breath of the participants. The participants received crystallized and fluid intelligence test at first. They were given ten minutes to answer it. Then, the vocabulary size test was administered. The participants had to answer the test in 25 minutes. During the data collection, the researcher was present in case there was any ambiguity or question. The gathered data were analyzed through Pearson correlation coefficient. The findings revealed that there was a positively significant relationship between Iranian EFL learner’s crystallized intelligence and their vocabulary breath. In contrast, the results indicated that there was negatively significant relationship between Iranian EFL Learner’s fluid intelligence and their vocabulary breath. Keywords - Crystallized Intelligence; Fluid Intelligence; Iranian EFL Learners; Vocabulary Breath.