Word Wall words #1 & 2

A quantity or condition that can be changed in an experiment

The amount of matter in an object

A prediction based on background knowledge saying what is expected to happen in an experiment.

The substances formed during a chemical reaction.

A pure substance that cannot be broken down into simpler substances by chemical reasctions

Two or more different elements bonded together.

A substance in which all parts are the same throughout.

Two or more atoms joined together.

A chemical link between two atoms that share electrons.

Electrons that reside in the outermost shell of an atom.

The amount of space an object occupies, measured in liters or centimeters cubed.

The smallest unit of an element that has the properties of that element

To suggest a conclusion by looking at information

A system of measurement based on multiples of ten

A chemical bond in which one atom gives up electrons to another atom that gains the electrons.

The variable that the scientist changes

To give a short explanation of something that happens

A substance in which the parts are clearly different shapes and colors.

A mixture in which materials are mixed so evenly that it is not possible to see the separate parts.

A factor, trait, or condition that is affected when another factor or trait is changed in a scientific experiment