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