As a person pushes a box across a floor , the energy from the persons moving arm is transferred to the box , and the box and the floor become warm .During this process , what happens to energy ?

What advantages does a pedigree have over a written passage?

Which statement best describes the role of religion and culture in ancient medicine?

Asample of digestive juice was removed from the stomach of a pig. the juice was placed in a test tube along with some grains of wheat. a second test tube was set up containing an equal number of wheat grains, with distilled water rather than digestive juice. the test tubes were kept for 8 hours at 40 degrees c. after 8 hours, the grains inside the digestive juice had broken into tiny particles. the grains of wheat, in the water, were wet but otherwise unchanged. what is the control group?