When is a planet not a planet?

Which word has the OPPOSITE meaning of the word approximately?

• almost

• exactly

• tightly

• often

Which of these items would best help a person do a calculation?

• book

• computer

• paper

• scissors

Diameter is the distance...

• top to bottom

• from side to side

• around something

• between two things

Something that is astronomical has to do with

• cooking

• measurement

• space

• weight

What does the word orbit mean?

• to move away from another object

• to move around another object

• to bounce off another object

• to collide with another object

What does the word spheres mean?

• round three-dimensional objects

• square three-dimensional objects

• triangular three-dimensional objects

• rectangular three-dimensional objects

Read the dictionary entry below

Noun: 1. Rules used to measure. 2. Set Standards

• calculation

• criteria

• diameter

• spheres

Which word has almost the same meaning as the word evaluate?

• anticipate

• judge

• organize

• structure

What is the main difference between the planets in our solar system?

• The planets closest to the sun have a rocky surface and the planets farthest from the sun are made up of a mostly gas.

• The planets farthest from the sun have a rocky surface and the planets closest to the sun are made up mostly of gas.

• The planets closest to the sun travel outside their own orbits, but the planets farthest from the Sun have their own orbits.

• The planets farthest from the sun travel outside their own orbits, but the planets closest to the Sun have their own orbits.

Most scientists think the world began as a

• star

• comet

• planet

• nebula