The ma of a wheel and axle can be calculated by the ratio of the radius of the wheel to the radius of the axle. if an axle has a radius of 2 in and the wheel has a radius of 6 in, what is the ma of the wheel/axle?

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

Which of the following is not am example of a polymer? protein nylon kevlar concreta

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