Q: Jenna is studying waves and their related characteristics. Today, is she analyzing two different waves, wave D and wave M. Wave D has a very long wavelength, and wave M has a short wavelength. Jenna is making note of this so she can perhaps use this information in future studies. Which wave has a greater frequency?
A: wave M

Q: Dan and Fred were friends. they studied Biology at the same University. Fred studied bird reproduction this semester, while Dan studied fish reproduction. Which friend studied less about male fish releasing their gametes into the surrounding water?
A: Fred

Q: Two friends found out more about cancer. Bill got scared and started making healthy lifestyle choices, while Dan carried on with his life as if nothing happened. Which friend didn't start to prevent some types of cancer?
A: Dan

Q: Different societies take care of their young differently. It often boils down to economic activities. For example, take two locations, location A and location B. Location A is a large city where life is hectic. Children are usually raised here according to classical attachment. On the other hand, location B is in the countryside where people get to see each other more often. Location B is essentially an alloparenting community. Would location A parents incur more or less cost for child rearing?
A:
more