10. (10) What pressure is needed at ground level to lift a fluid with density 2600. kg/m3 a vertical distance of 15.0 m

What is the difference between electrically neutral objects and electrically charged objects

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

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.