- 1. An orbit is a ____________.
A) path B) island C) organ D) street
- 2. Including Pluto (which may or may not be a true planet), how many planets are there?
A) seven B) nine C) five D) ten
- 3. The solar system is made up of the ____________ and all of the objects around it.
A) Orbit B) Planet C) Moon D) Sun
- 4. A planet is a large body of gas or ____________ that orbits the sun.
A) cloud B) rock C) air D) lunar
- 5. Earth is the __________ planet from the sun.
A) second B) fourth C) fifth D) third
- 6. The sun is a ___________ because it is a hot, glowing ball of gases.
A) planet B) satelite C) moon D) star
- 7. Which planets are the first and eight planet?
A) Saturn and Jupiter B) Mars and Venus C) Mercury and Neptune D) Earth and Pluto
- 8. What is a tool that is used to gather light to make faraway objects look closer?
A) telescope B) microwave C) microscope D) telegraph
- 9. A curved piece of glass is called a _____________.
A) lens B) ball C) sphere D) phone
- 10. Which of the following is not a part of the solar system?
A) the planets B) the ocean C) the sun D) the moon
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