An airplane is cruising along a high altitude. Whats its energy? Kinetic
Gravitation PE
Elastic PE

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.

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.

Hi , i am new here can anyone me out with this question why is space black after having so many shining objects like sun , moon , stars