The lightest pilot-driven airplane ever built was the Baby Bird. Suppose the Baby Bird moves along the ground without a pilot at a speed of 88.0 km/h. Under these circumstances the momentum of the empty plane would be only 2790 kg m/s. What is the mass of the plant?

Describe cytokinesis in plants and animals. in animals: in plants.

Robin is swinging back and forth from a trapeze. in which of the following situations is his kinetic energy being transformed into potential energy

In 1859, charles darwin published the first edition of on the origin of species, which explained his observations of various groups of animals that showed great similarities but minor differences. darwin concluded that if a population of one species separates into two different populations that live in separate locations, then over the course of many generations the different populations can develop into different species. this idea predicted many future biological findings and became the basis of modern biology. darwin’s explanation for why different species exist is best described as a(n) law. theory. inquiry. hypothesis.