Q: Two different countries have different approaches to milk production. Austria produced organic milk, while Hungary produced conventional milk. Which country had a decreased land use per ton of milk?
A: Hungary

Q: Marcus is in a lab working on an experiment. He combines two chemicals to see if they react and the solution starts to boil. He notices that the air above the chemicals reacting has greatly increased in heat. Will the boiling solution Marcus made have more or less energy when it finishes reacting?
A: less

Q: There are two cities, Chien and Marisol, in France that are leaders in the amount of wine they export to the rest of the world. Although they both export the same amount of wine, they use different sources of power to generate their electricity. Chien uses coal to power the city and Marisol uses nuclear power plants to produce electricity. The citizens of both cities are voting on whether to continue their current method of electricity generation. Does Chien or Marisol contribute less to global warming?
A: Marisol

Q: John is an amateur astronomer. He recently found two stars, star A and star B. Upon observation, he figured out that star A is a blue star, but star B is a red giant. He had to do some research to find out the differences between them. Which star would be less visible, star A or star B?
A:
star A