What is the velocity of a wave that has a wavelength of 6 m and a frequency of 3 hz?

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

What does natural resource management aim at ?