Starfish, with anywhere from five to eight arms, have a strong regenerative ability, and if one arm is lost it quickly replaces it, sometimes by the animal overcompensating and growing an extra one or two. True or false?

which peninsula lies parallel with the west coast of Mexico

On a deep-sea voyage in the North Pacific, near the Aleutian Islands of Alaska, you begin to explore a deep, long, narrow region in the ocean floor. You begin to discuss what this is with a partner and come up with the following theories.

The angle of elevation from L to K measures 24°. If KL = 19, find JL. Round your answer to the nearest tenth.

New crust form along a (n) A divergent boundary B subduction zone C convergent boundary D transform boundary

What do chunks of continential glaciers produce when they break off from the edges of ice sheets?

Which mineral property describes a mineral's resistance to being scratched A) streak B) fracture C) cleavage D) hardness

How was the great rift valley formed?

Which African crop has come to supply nearly 70 percent of the worlds heroin

How many countries are in Africa?

What is the estimated population of the Albacore tunas?