What is the basic unit of all matter

A dog may become frightened and cower when it hears loud thunder. This is and example of a reaction to what kind of stimuli?

Which best describes the asteroid belt A. another name for the Oort cloud B. The region where comets originate C. large chunks of gas, dust and ice D. millions of small rocky objects

What type of atom is hydrogen with an atomic mass of 1 and 2 electrons

What is the main focus of chemistry?

Matt needs a suggestion to test the nature of solution besides it's taste and corrosiveness. What suggestion would you recommend her to identify the acid and alkaline nature of the solution?

Which volcanoes are located on a diverging boundaries

What is the chemical formula for the chemical reaction that occurs when a bath bomb is placed in water?

Which is most likely why many scientists reject the cold fusion theory? There is too much waste involved in the process. Cold fusion experiments have been conducted at room temperature only.

Why is the sunlight written above the arrow in the equation, rather than on either side of it?

What is the significance of molecular formula