Which type of electromagnetic radiation is the primary cause of sunburns?

Which process is a "build up" process

Which statement best describes the effect nicotine has on the central nervous system? Select one of the options below as your answer: A. It acts as a stimulant and causes pleasurable feelings. B. It acts as a sedative and relaxes the mind./ C.

Which of the following is NOT considered an appendage of the skin? nails glands follicles none of the above

Mount St. Helens is a volcano that erupted with great force in 1980. Which phrases best describe this eruption? Check all that apply. quiet eruption gentle lava flows magma low in silica high-viscosity magma lava broken into fragments

Which of the following is not a problem associated with aging? A. Your glare resistance and recovery may be diminished. B. You may forget the identity of some road users. C. You may judge things according to old expectations. This is for drivers ed.

Select the atoms that are likely to lose electrons to form cations: A. Iodine (I) B. Lithium (Li) C. Bromine (Br) D. Potassium (K)

How does a law differ from a theory? A. A law is a theory that has been proven to be true and universal. B. A theory is a group of hypotheses that prove a law is true. C. A law is a statement of fact, but a theory is an explanation. D.

Can someone give me a high school level science fair projects with something to do with bones?

The storage of heat in the lower layer of the atmosphere due to certain gases absoring heat is called

A red blood cell is 8 μm in diameter. If drawn 100 times larger than its actual size, what diameter will the drawing be in mm? A. 0.08 mm B. 0.8 mm C. 8 mm D. 80 mm