This property of water allows attraction between particles of the same substance ( why water is attracted to itself), results in Surface tension (a measure of the strength of water’s surface) , and produces a surface film on water that allows insects to walk on the surface of water.

______ is anything that has mass and takes up space.

An _____ is the smallest building block of matter that an element can have that will still retain its chemical properties.

What type of charge does a proton have?

Where is the electron located in the atom?

_________, such as changes in size or state (ice to water), do not involve changes in chemical composition.

______ (reactions) involve changes in chemical composition of the substances involved.

The uneven  distribution of charges across a molecule making one end positive (H) and the other negative (O) is called _______.

Water dissolves nutrients in our food. It does  not dissolve nonpolar substances like oil and wax. They don’t like water and are called _______.

What is a solid changing to a liquid?

What is a gas changing to a liquid?

_______ properties can be observed or measured without changing the identity of the matter.

Ability to dissolve in water is called _______

The thickness or resistance to flow

What is the atomic number of this element?

How many protons does this element have?

The Ph scale is from

A pH of ___ is neutral

When you combine an acid and a base they _________.

What 2 particles make up the total mass of an atom?

Density is ________.

An ion is an atom or group of atoms with a net positive or negative charge.

A liquid forms a "U" shape at the surface when a liquid sticks to its container. This phenomena is called a _______

A molecule with one side positively charged and the other side negatively charged is called a _______ molecule.