Earth's interior is made of several different layers. Which problem does this model of Earth solve? A. Earth's interior layers formed too long ago to observe directly B. Finding out what makes up Earth's layers requires special tools. C. Earth's interior is very hot and too dangerous to study directly. D. Taking a picture of Earth's interior is impossible.

Where does oogenesis take place ? seminiferous tubules fallopian tubes ovaries uterus

Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.

Aquantity of gas has a volume of 18 m3 and an absolute temperature of 225 k. when the temperature of the gas is raised to 380 k, what is the new volume of the gas? (assume that there’s no change in pressure.)