Download Chapter 17 study guide

Chapter 17 Worksheet
Name:_________________________
Date: ________________ Class:__________
1. What is the title of section 17.2?
2. What are the four vocabulary words that you need to know from this section?
3. What is electromagnetic radiation?
4. What are three things that Astronomers can learn about different objects in space by studying
radiation?
5. Fill in the blank:
a. “Radiation can also reveal what an _________________ is made of and how it has
______________.”
b. “If you shine a flashlight through a ________________, the beam of white light will
___________________ into a range of colors called a ________________.”
c. “In a spectrum, the colors of visible light appear in the order of the
__________________________.”
6. What form of radiation can our eyes detect?
7. What is the longest wavelength? What type of radiation has the shortest wavelength?
8. A _____________________ is a device that gathers electromagnetic radiation.
9. Most types of telescopes gather radiation with a glass _________ or a ________________ surface,
such as a mirror.
10. Why do telescopes have large lenses or mirrors?
11. What are the two types of visible-light telescopes?
12. Describe a reflecting telescope:
13. What type of mirror does a reflecting telescope use?
14. Describe a refracting telescope:
15. What shape is the piece of glass used in a refracting telescope?
16. Why are most telescopes in rural areas?
17. Does the atmosphere interfere with radio telescope images?
18. What is the name of the space telescope?
19. What type of telescope is it?
20. What are the three types of light captured by this telescope?
21. What are the four vocabulary words you will learn about in section 17.3?
22. Why must spacecraft have powerful rockets and huge fuel tanks?
23. Why do things float freely in space?
24. What was the name of the first space object and what country sent it into space?
25. What does NASA stand for?
26. What was the name of the missions that sent astronauts to the moon?
27. What is the date of the first moon landing and what was the exact name of the mission?
28. How many more moon landings did NASA make between 1969 and 1972?
29. What was the name of the first space station and who sent it into space?
30. Complete the sentences:
a. “The ISS is too ___________ to launch into space in _________ ____________.”
b. “Instead, sections of the space station are being launched ________________ and
_______________ in orbit over a period of years.”
c. “Construction of the ISS began in _______________.”
d. “Scientists can grow cell _____________ more easily in __________ than they can on
___________________.”
31. What makes the space shuttle special?
32. What type of things can be carried in the space shuttle’s large cargo bay?
33. What are the benefits of sending crewless spacecraft to other planets? (name at least 2)
34. What is a flyby mission?
35. Explain how Voyager 2 could be used to flyby other planets that are further away from Earth?
36. What type of spacecraft can study a planet over a long period of time?
37. Where do these spacecraft stay for this period?
38. What do orbiters allow astronomers to create?
39. What are the three celestial bodies were landers have successfully landed?
40. What are the names of the two rovers that have landed on Mars?
41. When did they land?
42. What is the name of a spacecraft that drops into a planet’s atmosphere?
43. What kind data does this spacecraft gather?
44. What planet is Cassini orbiting?
45. Where is the Huygens probe now and how is it related to Cassini?