Burning oil and coal adds to the atmosphere.

A) phosphorous

B) carbon dioxide

C) oxygen

How could you make a sound wave sound louder

Which scientists supported the heliocentric model of the solar system? Check all that apply. Aristotle Copernicus Galileo Kepler Ptolemy

Which animal in the world kill 3000 people per year a. tiger b. stinray c. scorpion d. mosquito

When an electric current is passed through an insulated wire that is coiled around an iron core, like a nail, what is created?

A chlorine atom has 7 valence electrons in its third shell. What will it do when forming an ion?

Suppose two chemicals are reacted together. It takes 750 kJ of energy to break the bonds of the reactants and 1050 kJ of energy are released by the formation of the products. Which statement is true about the reaction? The reaction is exothermic.

Rank the types of nuclear radiation from most massive to least massive.

What volume of sliver metal weigh exactly 2500.0g. The density of silver is 10.5g/cm3

Which statement best describes the adiabatic process? A. the temperature remains constant B. the temperature increases at a constant rate C. heat flows at a constant rate into the system D. heat flows at a constant rate out of the system E.

If an injury is caused by impact from an object alone, is this considered a caught-in or - between incident? Select the best option No, this is a struck-by incident Yes No, this type of incident is undefined