Two brothers loved geology. Bob studied sedimentary rocks while Dan studied about earthquakes and their location. Which brother studied more about how rocks usually move a few meters?
Ans: Dan

Hank and Brian both grew up in the 1950s. They enjoyed playing with toys, but they each had a personal favorite. Hank's favorite toy as a child was his wooden baseball bat. Brian's favorite toy was a metal model car set that came with paint a child could use to paint the car however they wanted. They both have very fond memories of their childhood and Hank still has the baseball bat and his grandchildren now use it when they visit him. Which child was less likely exposed to dangerous amounts of lead?
Ans: Hank

John is a doctor with the local hospital. Earlier today, he was seeing two patients, patient A and patient B. John found out that patient A had more LDL, but patient B had more HDL. He now needs to determine correct treatment for them. Would patient A have higher or lower risk of heart attack than patient B?
Ans: higher

Matt and his brother Jesse are twins. They look almost identical. If it weren't for the fact that Jesse has a slightly darker skin complexion you wouldn't be able to tell them apart. In fact one year Matt was out in the sun for a long time and picked up a bit of a tan so they actually did look exactly alike. Which persons melanocytes produce more melanin, Matt or Jesse?
Ans: Jesse