In this experiment, the substance will undergo a chemical change.

This substance undergoes a chemical change when heat is applied.

He is majoring in agronomy at university.

Epidemiology is the science that studies the occurrence and spread of diseases.

I am majoring in political science at university.

I am majoring in physiology at university.

He likes going to chamber music concerts.

He is in the third year of junior high school, or in other words, he is in the 9th grade in school years.

He has a deep interest in numismatics.

My university is in Tokyo.