Molecules are held together by chemical bonds which are basically the energy relationships between atoms.

On a windy day, you observe the wind carrying away exposed seeds of a tree. Which would be losing its seeds? a. Pterophyta b. Angiosperms c. Gymnosperms

5. How are the empirical and molecular formulas for a compound related? A An empirical formula is sometimes a multiple of the molecular formula. OB A molecular formula is always the same as an empirical formula.

What is the word describing the process of weathering, deposition, layering and compaction that leads to the creating of sedimentary rocks.

The Miami Blue butterfly is an endangered species in South Florida. Which factor has most likely caused the population decline of this butterfly?

The diagram shows a type of extinct species, pterosaur, a bat, and a type of bird, a cormorant. All three organisms have wings that look and work alike, but were not evolved from a common ancestor.

What are the 7 primary organs tissues for lymphatic

What term is used to describe the number of individuals per unit area? A. carrying capacity B. population density C. population coverage

What organic molecule is most important as the source of building blocks for cell structure and least important it's role as an energy source

Which statement is correct about two objects that have gravitational force? A. They have mass B. They move slowly C. They are round in shape D. They have high temperature

What are the 5 majorways that mammals differ from almost all other animals?