What is technology? А. the ability to perform a task in a short period of time using little to no energy.

B. the ability to perform a task using a full range of motion in a short period of time.

C. the production of new machines as a result of processes using science and knowledge.

D. the interaction among people, companies, and governments of different nations

In an experiment, how can i change human errors? be specific.

Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.

In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?