An athlete does one push-up period in the process, she moves half of her body weight, 250 n, a distance of 20 cm, this distance is the distance her gravity moves when she fully extend her arms how much work did you do after one push-up

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

The ability to make things happen is also called a. heat b. force c. matter d. energy

2. which of the following devices is associated with the reception of radio signals? o a. demodulator o b. transmitting antenna o c. oscillator o d. microphone