Which sources do scientists use to study ancient climates? Check all that apply

In attempt to solve the working problems created by the industrial revolution, the united states and many countries in europe considered and/or adopted

When water freezes, it . contracts expands

Time ! for a smell to begin the process of registering in your brain, first you must a) inhale odor molecules into the nasal cavity b)transduce scent chemicals c)have a scent to inhale d)all answers can work