Problem: Two villages were focused mostly on mining operation. Brown village extracted fossil fuels such as coal from their mountains, while Yellow village was mostly focused on extracting gold the old fashioned way. Which village has less of an impact on global climate change?

A: Yellow

Problem: Margaret is a sophomore in high school who just started her Spring break. With a week off from school, her family is spending some time driving out of state to visit her grandma, Kathy, who has a cabin up in the snowy mountains. Margaret always enjoys spending time with her grandma because she has interesting stories and makes some of the best pie around. Also, they always go skiing when visiting the cabin so Margaret is excited for that. Will Kathy be able to ski more or less than Margaret?

A: less

Problem: Keith is a physician with the city hospital. He noticed that reactions inside human body happen in different rates. He specifically noticed two cases, case A and case B. In case A enzymes were present, but in case B enzymes were not present. In which case the activation energy needed would be lower, case A or case B?

A: case A

Problem: Pam and Ellie are two entomologists. they are both studying ants at the moment: Ellie is studying leafcutter ants, while Pam is studying ants that farm aphids. Which scientist read less about dairying ants milking the aphids?

A:
Ellie