UNIT 4: MATTER.

THIS IS THE SMALLEST PARTICLE OF MATTER.

• A PURE SUBSTANCE.

• A MOLECULE.

• AN ATOM.

THIS IS FORMED BY TWO OR MORE DIFFERENT ATOMS.

• A MOLECULE.

• A PURE SUBSTANCE.

• AN ELEMENT.

THESE ARE ELEMENTS AND COMPOUNDS.

• A PURE SUBSTANCE.

• AN ATOM.

• A MOLECULE.

THIS IS A SUBSTANCE MADE OF ONE TYPE OF ATOM.

• ELEMENT.

• COMPOUND.

• AN ATOM.

SELECT THE RIGHT PROPERTY FOR THESE MATERIALS:

• SOFT.

• HARD.

• TOUGH.

• FRAGILE.

• PLASTIC.

• ELASTIC.

GLASS, METAL OR WATER ARE EXAMPLES OF....

• THERMAL INSULATORS.

• THERMAL CONDUCTORS.

PLASTIC OR WOOD ARE EXAMPLES OF....

• THERMAL INSULATORS.

• THERMAL CONDUCTORS.

THIS IS AN EXAMPLE OF:

• A HETEROGENEOUS MIXTURE.

• A HOMOGENEOUS MIXTURE.