Define the term specific heat.

What happens to the temp of the liquid in a cup if water as some of the water evaporates

Which of the following statements is/are true? For the false statements, correct them. (A) All particles in the nucleus of an atom are charged. (B) The atom is best described as a uniform sphere of matter in which electrons are embedded.

Which participates in chemical reactions? electrons protons neutrons gamma rays

Describe at least two advantages and two disadvantages of using coal as a source of energy

What's 5 type of energy

You would know you were in the troposphere If? It were raining on you You were floating in space You were flying in a high altitude jet You were in the ozone later

A burning match is an example of a chemical change phase change nuclear change physical change

The table below shows the shapes of two samples, C and D, when placed in three containers of different shapes.

How many grams of KCl are produced when 60 grams of K are reacted?

Whats a solution! people