Name: /20 marks Physics 20 Unit C Assessment Assignment - Version D Remember to use GRASP and show all of your work for every question! To earn full marks you need to: . Write what is given and required . Write the needed formulas and rearrange if necessary . Substitute into the formulas and include units State your answer with correct sig digs Module 5: Developing Level (3 marks each) 1) What centripetal force is required to cause a 2500 kg car to travel around a 70 m diameter traffic circle ("roundabout") with a speed of 35 km/h? 2) The Earth is 1.49x101i m from the Sun. If the Earth requires 365.25 days to go once around the Sun, what is the centripetal force on the Earth