Physics, calculating gravity between two objects. please work it out for me

Which career professionals are part of the architecture and construction career cluster? check all that apply. a. civil engineers b. carpenters c. landscapers d. plumbers e. surveyors f. civil drafters

Initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. two seconds later, its velocity is 6.11 m/s at an angle of 54.2° below the horizontal. what was the particle's average acceleration during these 2.00 seconds in the x-direction (enter first) and the y-direction?

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.