The cut on Kate's ear appears to have healed in 3 hours.
According to on-screen time it takes 6-8 minutes between when Kate spots her sister and when she walks over to the hanger to investigate - this seems kinda odd.
Jack never mentions what language needs translating. However, it's already known that the threat is coming from a terrorist group in an Arabic-speaking country, so unless Jack specifies otherwise it's clear what language he wants translated.
When Kim is about to leave Lonnie's place, he gives her a small revolver to scare away cougars with, but the gun is clearly not loaded.