If you had a collection of insects, what ways might you classify them?

What is a fossil? an animal or plant that is extinct the bones of a dead organism an animal or plant that cannot evolve the remains of an ancient organism

Which acid and base react in the formation of salt sodium chloride?

A student holds two positively charged balloons near each other. She claims that a force exist between the balloons. What will happen that will support the student's claim? The balloons will remain steady. The balloons will become neutral.

Precipitation clouds are observed at a distance of about 720 miles to the west of a city. The clouds are seen moving eastwards at an average rate of 30 miles per hour.

A group of ecosystems that have the same climate is called

The decline in response of an organism to stimulus once that stimulus becomes familiar

Some people only 'burn" when exposed to the sun. the reason they do not tan is that:

Which cells migrate through the body, increase markedly in number whenever tissue damage occurs, and may develop into cells responsible for the production of antibodies?

Which would most likely decrease the genetic variation in the human population

List three traits found in primates that distinguish them from other mammals.