Definitions
Definitions
Sentence Examples
Sentence Examples
100

A symbol * that is used in printed text, sometimes to tell someone to read a note that can be found at the bottom of the page.

Asterisk 

100

A person who travels into outer space in a spacecraft. 

Astronaut

100

Jenny plays the in a violin __________.

Trio

100

Neil Armstrong was the first ____________ to walk on the moon.

Astronaut

200

Able to speak and understand two languages; using or expressed in two languages. 

Bilingual

200

A group of three singers or musicians who perform together; a group of three people or things.

Trio

200

I enjoy many hobbies that are as ____________ as kayaking and sewing. 

Diverse

200

I'm right in the middle of an enthralling science fiction ___________.

Trilogy

300

1. Extremely Large. 2. Of or relating to astronomy

Astronomical 

300

A series of three novels or movies that are closely related and involve the same characters or themes

 Trilogy 

300

My Spanish teacher is ___________.

Bilingual
300

The NASA scientists conducted ____________ research.

Astronomical 

400

A person who studies stars, planets, and other objects in outer space. 

Astronomer 

400

Different from each other; made up of people or things that are different from each other.

Diverse

400

The words on the page were followed by an _________.

Asterisk 

400

Most __________ are located between the planets Mars and Jupiter.

Asteroid 

500

A minor planet; one of thousands of small bodies that circle around the sun.

Asteroid

500

A situation in which you must make a difficult choice.

Dilemma

500
Galileo, an ______________, discovered the first four moons of Jupiter.

Astronomer

500

The country faces a major ___________ as we decide whether or not to go to war.

Dilemma

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