Ineed forming sentences in korean can you give me an example?

What modern language has been in use the longest?

Atrajectory has an initial velocity of 1,000 meters per second, and 5 seconds later, it has a velocity of 500 meters per second. which is the acceleration of the trajectory?

Question 1 of 10 1 point which would best reveal character? o a. information about the history of a place o b. ideas related to a philosophical theme o c. description of a house and its surroundings o d. details about a person's appearance surn