A 5 kg object is moving downward at a speed of 12 m/s and is currently 2.6 m above the ground what is its mechanical energy?

What term best describes a line ans a point that lie in the same plane

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need