Matter and Elements

Vocab 1

100

This is anything that has mass and takes up space.

Matter

200

This is two or more atoms that are bonded together.

Molecule

300

This is an atom that has a different number of neutrons than protons.

Isotope

400

This is an atom that has a different number of electrons than protons.

Ion

500

This is a type of mixture that is completely blended, and its ingredients cannot be identified as different substances.

Solution

Vocab 2

100

This is the center of the atom, which contains protons and neutrons.

Nucleus

200

This is a positively charged particle in an atom.

Proton

300

This is a particle in the atom that has no electric charge.

Neutrons

400

This is a negatively charged particle that moves around the outside of the nucleus.

Electrons

500

This is a mixture where the particles are too large to dissolve, so it turns cloudy.

Suspension

Short Answers

100

What three things are listed for each element on the periodic table?

Atomic weight, Atomic number, atomic symbol

200

This is a type of property that you can see, hear, smell, or taste.

Physical Property

300

This type of property determines whether something can have a chemical reaction.

Chemical Property

400

This is a chemical reaction where there is leftover energy after creating a new molecule.

Exothermic reaction

500

This is a chemical reaction where extra energy must be absorbed to create a new molecule.

Endothermic reaction

States of Matter (6th Grade Only)

100

Name the four states of matter.

Solid, Liquid, Gas, Plasma

200

This state of matter has a definite shape and definite volume.

Solid

300

This state of matter takes the shape of whatever container it is in.

Liquid

400

This state of matter expands or contracts to fill the space available.

Gas

500

This state of matter is a combination of positively charged and negatively charged particles in a gaslike state 

Plasma