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