Why is the Phanerozoic Eon allowed only a small amount of space in the left column, but is expanded into a very large space when it comes to the Life on Earth column.

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

In a vegetable garden 45 bean plants have been eaten by deer 5 are untouched what is the frequency of bean plants in the garden that have been eaten?

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.