I'mm bored can someone talk with me

Iflow from a warmer object to a cooler object until both objects are the same temperature what am i?

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader