(04.03 LC) 10 POINTS PEOPLE!
Which part of a cell releases energy that the cell uses?
A. Cell wall
B. Mitochondria
C. Nucleus
D. Vacuole

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

Why does lightning travel from clouds to the ground?

Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?