Problem: Mike was preparing for his chemistry exam. To see the chemistry concepts in practice he conducted two tests, test A and test B. In test A he used two liquid reactants evenly dispersed, but in test B he used one liquid reactant and one solid reactant. He was surprised to see that two tests had very different results. Would test B have less or more reactant particles in contact with other necessary reactants than in test A?

A: less

Problem: Linda lives in a run down house in downtown Detroit. The walls and floors are degraded, and were made with large amounts of asbestos. As a result, Linda comes into contact with asbestos frequently. Linda's cousin, Gerald, lives in a upper-class neighborhood of Detroit. His house was built recently, and as a result he never comes into contact with asbestos. Who is more likely to develop cancer?

A: Linda

Problem: Dr. Smith studied a group of people under 65 called group I, and a group of people over 65 called group II. Old age signs were more obvious after the age of 65. Which had more people with declined reflex time?

A: group II

Problem: Two countries are situated on the shores of the same sea. Turkey is a nation of farmers, they use conventional agricultural methods to produce food, including lots of fertilizers. Greece's economy is mostly based on tourism. Which country causes the entry into the sea of fewer potentially hazardous particles?

A:
Greece