Is the core of mars dead?

When a 1994 Mitsubishi Eclipse is low on coolant overheating blue smoke how do you get the air out of the system? Why the newly formed molecules are identical to the original? Why use a no vent propane fireplace? How do anthocyanins absorb light? What can humans learn from the extinction of dinosaurs? What is difference between don't try to have a nap in the day and try not to have a nap in the day? Meteorologists often talk about warm fronts and cold fronts and how they contribute to various weather conditions like storms What is a front? WHAT IS THEcolor of al(oh)3? What line of longitude is the basis of all other longitude measurements? Which is bigger 20 quarts or 40 pints? If you have a 100-amp breaker box on the pole with a 100-amp breaker going to your house and you get a hot tub that needs a 60-amp GFI breaker would that overload the box? Can solids fill in a glass container? This planet has seven major rings and thousands of minor rings all composed of ice crystals.? What groups are stable Alkali metals or alkanie metals or earth metals or halogens or noble gases? How many acres of rainforest are being cut down per minute? What happens to the volume of a gas when the number of moles doubles ( all else held )? What is the name of the scale Geologists use to measure loose rocks based on diameter? Which part of a cell contains the genetic material and controls all the activities in the cell? What takes about 29.5 years to orbit the Sun? What are the five things you can do with a flatbed scanner?