Select the statements that describe a vector. Check all that apply. Vectors have a size only. Vectors have a size and a direction. Vectors are indicated with arrows. Vectors can have only positive values. Vectors can have positive or negative values.

Ecology can best be described as the study of what

Every early childhood education program should develop a

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales