The eye symbol represents which of the following hazards?

A. Laser hazard

B. chemical hazard

C. biohazard

D. eye and face hazard

Which of the following rocks would probably be made up of the largest mineral grains? (granite, scoria, pumice, basalt)

Which one is denser? question 2 options: the earth (a solid object) the sun, which is about 300,000 times more massive than the earth mars jupiter?

An entire group of elements was unknown when the periodic table was first developed because they were unreactive and no known compounds were composed of them.

Explain how the Grand Canyon was formed. Be sure to include information about the process that formed the canyon and how the surface of the earth was changed.

Is lithium a metal metalloid or non metal

A piece of magnesium metal is heated in the presence of chlorine gas, and a reaction takes place. What compound will most likely be produced? A. Mg2C1 B. MgCl3 C. MgCl2 D. MgCI

What is the pressure of the gas in this mercury manometer if h = 81 mm and atmospheric pressure is 749 mmHg

A microscope containing two or more lenses is an

What word means the remains or imprint of once living organisms found in layer of rock

A balance chemical reaction obeys the law of