When determining the motion of the planets in the solar system what is a good reference point to use

Tonight's game is expected to draw 75,000 fans. Of these, 40 percent will drive. Each car will bring three fans. How many vehicles need to be parked? What is the total disappearance of all members of a species. What effects did mining have in the West?A)Large companies mined the initial gold then individuals took over B)indvidualsmined all of the gold then the silverC)large companies mined all of the silver then the goldD) Individuals mined gold near the surface then large companies took over An associate asks for your assistance in completing a task that she should be able to handle herself. you are very busy with your own work. your best response would be: Explain how the 5th and 14th Amendments help to guarantee "due process of law. Denise is in her mid-40s; she is not married and is childless. her job is routine and she feels as if she has not really done much to contribute to society's future. in erikson's terms, denise is in the ________ stage. At the zoo on Monday, 65 percent of the people in attendance were children. If 520 children were in attendance, how many people in total were visiting the zoo on Monday? How do mirnas function in controlling gene expression? view available hint(s) how do mirnas function in controlling gene expression? by binding to dna and preventing transcription of certain genes? What are the answers. Bshhjjnd Which parts of the brain shrink the most in later life? hippocampus and prefrontal cortex hippocampus and corpus callosum prefrontal cortex and thalamus prefrontal cortex and hypothalamus? given current spacecraft technology, which of the objects in the table do you think it would be possible for you to travel to in your life-time? Write three sample research questions about the sinking of USS Maine. A wooden toy kit has different painted solids. One solid is a cylinder with diameter 2cm and height 2cm. what is it's volume A paragraph assessing the strengths and weaknesses of Martin Luther King, Jr.'s vision of "the beloved community," in which the peaceful integration of black and white Americans into one society occurs; What is the volume of the cone to the nearest tenth?1,244.1 m^3829.4 m^3552.9 m^31,520.5 m^3 How many moles of h2so4 are needed to neutralize 1.56 moles of koh? 40 POINTS!Find the exact value by using a half-angle identity. Which are reliable, community-based resources that provide mental health services? CHECK ALL THAT APPLY. local pharmacist peers and friends schools and teachers family doctor or other medical professionals churches and other faith-based organizationsCHOOSE MORE THAN ONE Problem:The standard form of a circle is (x-h)2+(y-k)2=r2 and for the parabola, y-k=a(x-h)2. The (h,k) pair will be the center of the circle and the vertex of the parabola. The radius of the circle is r and the focal length of the parabola is f=1/(4a). For the following General Conic Equation: x2+y2-4x-6y-12=0 complete the following problems showing all your work:A-Complete the square showing all your work to convert to Standard Form:B-If this is a circle, state the coordinates of the center and give the radius. If this is a parabola, state the coordinates of the vertex and give the focal length. Show all your work.C -Sketch the Conic. Label the values you found in part B. Be sure to draw or show the radius or focal length. How to solve x in a trapezoid