What do scientist do to investigate a problem in the real world?

Why is ethane not a raw material? How many kilometres would you travel if you went straight through the planet from the north pole? What celestial body controls the movement of the planets? Why is gravitropism important? Questions in thermodynamics with answers? What process moves materials through a cell areas of low concentration to areas of high concentration? What unit would you use to measure the volume if a hot tub? When part of country leaves or breaks off from the rest it is called? What is it called when you grow plants with light? The Time it takes for one half of the substance to decay into another substance? Why was it so difficult for some people to accept the idea of continental drift? What is the percent composition of carbon in the compound sucrose? What average percentage of the transfer between trophic levels? Where is the synaptic gap located? Are organic compounds stable or unstable? What things contain red algae? How long can a person survive without SHELTER in severe weather? What is the absolute location of Vermont? What are the Units accepted according to the international system are called? What do letters MI means on a map?