A charged atom that has lost or gained electrons is called a

A fault is ___. a. a place on earth where earthquakes cannot occur b. a fracture in the earth where movement has occurred c. the place on earth's surface where structures move during an earthquake d. another name for an earthquake

What is the function of the waxy, transparent top layer of leaves? A. It produces glucose. B. It releases oxygen. C. It absorbs light energy. D. It prevents water evaporation.

Discuss the biological differences between sexes do these differences account for gender realated behavior

Which of the following statements about asteroids is true? A. Asteroids are all very large and are mostly made up of stone, iron and nickel. B. Asteroids vary greatly in size and are mostly made up of frozen water and gas. C.

The most common type of fingerprint is a. select one: a. loop b. arch c. whorl d. spira

What carries electrical messages from the brain to the heart

Which of the following attributes of oxygenated blood makes functional MRI (fMRI) possible? A. It can be seen using x-rays. B. Active areas of the brain take up more oxygenated blood than they need for their energy requirements. C.

How long will it take to get out our universe?

If the temperature of the body rises above 37°C (about 99°F), negative feedback is triggered to

A person with a body mass index of 26.5 is classified as