Algebra
Social Studies
Science
Communications
Literary Arts
100

This term refers to how far a number is from zero regardless of whether it's negative or positive.

What is ABSOLUTE VALUE?

100

Any of these could be a main impact of an aging population

What are:

1. Increased spending on health care and pensions

2. Increase in the dependency ratio

3. Higher taxes for workers

4. Shortage of workers (and more)

100

This represents the Earth's geologic history on a chronological time chart.

What is GEOLOGIC TIME SCALE?

100

This refers to understanding what is read or heard

What is COMPREHENSION?

100

To express in your own words

What is PARAPHRASE?

200

A symbol for a number that is unknown

What is VARIABLE?

200

This empire once ruled Europe

What is the ROMAN EMPIRE?

200

These are the four geologic time eras.

What are EON, ERA, PERIOD and EPOCH?

200

Generally, this refers to the most important thing an author wants the reader to know

What is the MAIN IDEA?

200

Words that we read, say, know and use

What is VOCABULARY?

300

To undo a previous operation

What is INVERSE OPERATION?

300

These are the three main "language families" in Europe

What are GERMANIC, ROMANCE and SLAVIC?

300

This occurs when plant and animal matter decays and leaves a film of carbon on sedimentary rock.

What is CARBONIZATION?

300

To guess what will happen next

What is PREDICT?

300

This word means more than one.

What is PLURAL?

400

An equation where variables represent known values

What is a LITERAL EQUATION?

400

These were ordered by Catholic Popes to retake the "Holy Land"

What are the CRUSADES?

400

This type of fossil provide indirect evidence of life.

What is a TRACE FOSSIL? 

(examples include: footprints, burrows, etc.)

400

To put events of a story in chronological order

What is SEQUENCE?

400

To tell what a word means

What is DEFINE?

500

This is an equation that uses symbols for less than (<) or greater than (>); values are NOT equal

What is an INEQUALITY?

500

Fleas on "pack rats" in land-based cargo carried this disease to trade hubs before it spread to humans

What is the BLACK PLAGUE?

500

Organic material converts into stone or a similar substance

What is PETRIFICATION?

500

To determine what is meant in a story by using background knowledge and context clues

What is INFERENCING?

500

To briefly describe what happened or what an article or book is about

What is SUMMARIZE?