undefinedA 310-g air track cart is traveling at 1.25 m/s and a 260-g cart traveling in the opposite direction at 1.33 m/s. What is the speed of the center of mass of the two carts

Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n

If the new moon happens on january 15th, what shape will it be on february 6th?

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above