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- 1. Multiple ChoiceWhat is the main idea of this selection?Scientists use satellites to study space because they can fly above the clouds.Some satellites use energy from the sun to stay powered while orbiting Earth.Earth and the moon are examples of natural satellites that orbit larger bodies.Satellites are used in many ways to help people communicate with each other and gather information.
- 2. Multiple ChoiceWhich sentence from the selection states a fact that can be verified?A group of more than twenty satellites make up the Global Positioning System, or GPS.The bird's-eye view that satellites have allows them to see large areas of Earth at one time.This ability means satellites can collect more data, more quickly, than instruments on the ground.Satellites also can see into space better than telescopes on Earth's surface.
- 3. Multiple ChoiceBased on the information in the selection, how do satellites help meteorologists?by sending phone callsby beaming TV signalsby taking pictures of Earthby taking pictures of space
- 4. Multiple ChoiceWhich definition best matches the word launch as it is used in paragraph 10?Definition 1Definition 2Definition 3Definition 4
- 5. Multiple ChoiceAccording to the selection, which of these is a use for satellites?landing on and exploring other planetsgetting rid of dust that blocks the view of Earthchanging the weather conditions in a given areahelping GPS receivers figure out locations
- 6. Multiple ChoiceIn which section of the article should a reader look to find information about geostationary satellites?the opening paragraphsWhy Are Satellites Important?What Are the Parts of a Satellite?How Do Satellites Orbit Earth?
- 7. Multiple ChoiceWhich of these is a characteristic of both geostationary and polar-orbiting satellites?They travel in a north-south directionThey are balanced by Earth's gravity.From Earth, they appear to stand still.They can scan the entire globe.
- 8. Multiple ChoiceIn paragraph 4, why does the author compare the view of a satellite to that of a bird?because birds can see at nightbecause birds have good eyesightbecause birds see the world from abovebecause birds can see through large objects
- 9. Multiple ChoiceWhat inference can the reader make based on the information in the section Why Are Satellites Important?Satellites will soon replace all of the telescopes used by scientistsSatellites have made it cheaper to send both TV signals and phone calls.Satellites are much bigger now than they were when they were invented.Satellites have made it easier for people to communicate over long distances.
- 10. Multiple ChoiceBy using comparison and contrast to organize the opening paragraphs in this selection, the author is able to---describe the differences between natural and artificial satellitesexplain how satellites stay in orbit around Earthdescribe the events that took place in the development of satellitesexplain how the parts of a satellite send and receive data
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