30 Days of Night (2007)
IMDB rating: 7.00
Plot: This is the story of an isolated Alaskan town that is plunged into darkness for a month each year when the sun sinks below the horizon. As the last rays of light fade, the town is attacked by a bloodthirsty gang of vampires bent on an uninterrupted orgy [...]

Here are four problems I have no idea how to solve =S Explanations would be deeply appreciated =)
1. A boat has a sail (10 square meters) which forms an arc (circle: radius = 1 meter, central angle 90 degrees) in front of the mast. Wind blows from the side at 10m/s.
How much force is [...]

Rachel Getting Married (2008)
IMDB rating: 7.50
Plot: “Rachel Getting Married” is a contemporary “drama with an aggressive sense of humor” about the return of an estranged daughter to the family home for her sister’s wedding. Kym’s reemergence throws a wrench into the family dynamics, forcing long-simmering tensions to surface in ways both hilarious and heartbreaking. “Rachel [...]

Little Black Book (2004)
IMDB rating: 5.10
Plot: Stacy Holt, an associate producer for a daytime talk show, is confounded by her boyfriend Derek’s unwillingness to talk about his previous relationships. Egged on by her co-worker Barb, Stacy sneaks a look at his personal digital organizer, scores the names and numbers of his exes, and sets up [...]