How can negative feedback influence the stability of a system? A. it keeps a system stable by increasing its input
B. it keeps stable by decreasing its output
C. it makes a system unstable by decreasing its input
D. it makes a system unstable by increasing its output

Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. the work done on object 1 is 900 j. after the force has pulled each object, object 1 moves twice as fast as object 2. how much work is done on object 2?

What is the single most important equation in all of physics?