modeling our perfect world
matter
the Atom
the periodic table
periodic motion and waves
100

The systematic study of the universe to produce observations, inference, and models.

What is science?

100

Anything that occupies space and has mass.

what is matter?

100

Ions that have more electrons than protons have an excess of negative charge.

What are anions?

100

States that the properties of the elements vary in a periodic way with their atomic numbers.

what is periodic law?

100

Motion that repeats in equal time intervals.

What is periodic motion?

200

A system of moral values or a theory of proper conduct.

what is ethics?

200

The building block of all matter.

what is an atom? 

200

The weighted average of the masses of all the naturally occurring isotopes of that element.

What is atomic mass?

200

A table of the chemical elements arranged in a way that displays their periodic properties in relationship to their atomic numbers.

What is the periodic table?

200

A force that intentionally works against motion.

What is damping?

300

An ongoing, orderly, cyclical approach used to investigate the world.

what is scientific inquiry?

300

A distinct group of two or more atoms covalently bonded together.

what is a molecule?

300

Ions that have more protons than electrons have an excess of positive charge.

What is an cation?

300

The electrons in the outermost energy level of a neutral atom.

What is a valence electron?

300

When the driving force causes the object to vibrate at greater and greater amplitudes.

What is resonance?

400

*Daily Double*

Compares a measurement to the accepted or expected value of a measurement.

what is Accuracy?

400

The amount of matter in an object.

what is mass?

400

The total number of particles in a nucleus.

What is a mass number?

400

A row on the periodic table.

What is a period?

400

A wave that moves through a physical medium and carries energy by disturbing the matter of the medium.

What is a mechanical wave?

500

the degree of exactness of the measurement

what is precision?

500

**DAILY DOUBLE**

The measure of gravity acting on the matter in an object.

what is weight?

500

Atoms of the same element with differing numbers of neutrons.

What are isotopes?

500

These elements have characteristics between those of metals and nonmetals.

What are matalloids?

500

The combining of waves where they overlap.

What is interference?

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