What is the density of a mineral with a mass of 41.2 g and a volume of 8.2 cm3?
a. 49.4 g/cm3
b. 5.02 g/cm3
c. 0.19 g/cm3
d. 337.8 g/cm3

During a hot day, warm and moist air rises and cools in the atmosphere. which even would occur next on such a day? a. condensed droplets would gather to become water vapor. b. water vapor would condense into tiny droplets. c. water droplets would evaporate to form rain and snow.

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

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?