Imagine two planets orbiting a star with orbits edge-on to the earth. the peak doppler shift for each 75 m/s , but one has a period of 9 days and the other has a period of 900 days. the star has a mass of one solar mass. assume 1 solar mass equals 2? 1030 kg.
a) calculate mass in kg of the short period plant.
b) calculate mass in kg of the longer period planet

The inverse of a conditional statement is if a number us negative then it has a negative cube root ehat is the contrapositive of the original conditional statement

Imagine you work as a consultant, and your daily job involves listening to the constructive criticism of others. as part of your job, you must listen to opposing viewpoints to make important decisions. in this activity, you are a consulting dam engineer. you must make a decision about four different dams; should they be repaired, taken down, or left alone? you will listen to contrasting opinions about what should be done with the dams before you make the final decision. as the consulting dam engineer, what do you decide to do with this dam? explain your reasoning. by making your decision, did you support the opinions of the mayor and/or the dam safety official? why or why not? (site 1)

The pyramid has a square base that us inscribed in the circular base of the cone. draw an image of the composite shape of the base. 2) if the side length of the square base is 8 units long, what is the diameter of the circular base of the cone from the picture in number 1