Scientists learn about the temperature and pressure near the earth's core by studying rock.

2pomis which of the following would be a valid hypothesis for a scientific investigation about how transportation affects food security? alcannotatiord foods purchased from the local farmers market. o b. how does the distance a food travels affect its affordability? o e foods that travel great distances cost less than foods bought o d why do local farmers markets have food with such high prices?

How many neutrons does element x have if its atomic number is 29 and its mass number is 86?

What is the most important forage crop in the united states?