Problem: Two sister villages, both situated near volcanoes, experience daily earthquakes. Green village started recording an increased size and number of earthquakes one day. Blue village didn't experience a change in the number of earthquakes. Which village had less magma pushing upward into the magma chamber near them?

A: Blue

Problem: Robert was watching the local news when he saw a report about a wildfire. The report stated that there was a brush fire in the southwest part of Texas, where it was currently daytime. When he switched the channel, he saw another report about a different wildfire. This one was a forest fire in the northwest part of Seattle, where it was currently nighttime. Which area, Texas or Seattle, will have higher temperatures at the time of the fire?

A: Texas

Problem: Mike is a biochemist, working for a science lab. Today, he has two organisms to investigate, organism A and organism B. He notices that organism A has enzymes, but organism B lacks enzymes. He needs to figure out how these conditions would affect the organisms. Under normal conditions, in which organism the chemical reactions would be more plausible, organism A or organism B?

A: organism A

Problem: Lawmakers were debating the pros and cons of Keystone XL Pipeline. One group of lawmakers proposed that the pipeline be constructed. They put their proposal in proposal A. The rival group of lawmakers proposed that the pipeline should not be build. They put their proposal in proposal B. Lawmakers would now have to choose one of the proposals. Which proposal might not contaminate the aquifer, proposal A or proposal B?

A:
proposal B