Aparticular atom becomes more energetic stable when it loses a single electron. it is most likely an atom of which of the following elements? a(fluorine) b(magnesium) c(boron) d(cesium)

Aperson who uses a computer at a desk does not have to worry about safety in the workplace. true or false

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

What was the land like over 500 million years ago? what was under the sea?