are made of a series of paired statements that describe physical characteristics of different organisms. How are taxonomic keys used?

A is the most recent ancestral form or species from which two different species evolved.

What other ways can organisms be classified?

How is a branching tree diagram used?

What is a shared derived characteristic?

What is an example of this type of characteristic? (a shared derived)

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

True or false graphs must include scales that increase by the same amount