Study guide
Unit E
Science 9
"Must Know" - I Can…
1
2
3
4
5
6
7
8
9
10
11
I can explain the differences between the heliocentric
model and geocentric model.
I understand what is and why the planets have
elliptical orbits around suns.
I can measure distance using astronomical units and
light years.
I can explain how stars are created.
I can compare asterisms and constellations.
I can compare the properties of Jovian and Earth-like
planets.
I understand the differences between comets,
meteors, meteoroids and meteorites.
I can use an astrolabe to measure the azimuth and
altitude of stars in the sky.
I can explain the properties of Rockets.
I can elaborate on the hazards found in space.
I understand the difference between artificial and
natural satellites.

12 I know how many satellites it takes to make GPS
work.
13 I can compare refraction and reflective telescopes.
14 I understand the concepts of radio and telescope
interferometry.
15 I can use triangulation to find the distance of a distant
object.
16 I can use spectrometry to determine the composition
of a star.
Vocabulary – Unit E
UNIT E
1. equinox
2. geocentric model
3. heliocentric model
4. universal gravitation
5. ellipse
6. astronomical unit
7. light year
8. nebulae
9. interstellar matter
10. Protostar
11. sun-like star
12. massive star
13. red supergiant
14. red giant
15. white dwarf
16. black dwarf
17. supernova
18. neutron star
19. black hole
20. galaxy
21. constellation
22. asterism
23. Protoplanet hypothesis
24. solar winds
25. Jovian planet
26. Terrestrial planet
27. asteroid
28. comet
29. meteoroids
30. meteor
31. meteorite
32. azimuth
33. astrolabe
34. altitude
35. zenith
36. payload
37. satellite
38. remote sensing
39. geosynchronous orbit
40. GPS
41. refracting telescope
42. reflecting telescope
43. interferometry
44. Hubble space telescope
45. electromagnetic
spectrum
46. electromagnetic energy
47. radio interferometry
48. space probe
49. triangulation
50. parallax
51. spectrometer
Study guide
Unit C
Science 9
Section 1.0 - Human understanding of both Earth and space has changed over time.
1. Know the difference between the Heliocentric and Geocentric models of our solar
system. (pg 373-374)
2. Describe the difference between an astronomical unit and a light year. (pg 379)
3. What does the Hertzsprung-Russell Diagram display the characteristics of and
what are those characteristics. (pg 384-385)
4. Know the life cycle of a star. (pg 386-387)
5. Explain the difference between a constellation and an asterism. (pg 390)
6. What are the three stages of how a solar system is formed? (pg 392)
7. What is the order of the planets from the closest to the sun to the furthest from the
sun? (pg 394-369)
8.
Be able to describe, in general terms, the difference between the jovian and
terrestrial planets. (p.394-396)
9. Be able to describe what azimuth and altitude are and use them to determine and
objects position. (pg 401)
Section 2.0 - Technological developments are making space exploration possible and
offer benefits on Earth.
10. List the three main parts of a rocket and their function. (pg 412)
11. Identify the three types of spacecraft and their uses. (pg 416)
12. Know the three types of hazards that can occur in space and be able to describe
each one. (pg 419-420)
13. What is the purpose of the spacesuit and how does it work? (pg 420-421)
14. Be able to describe how oxygen and air are recycled/produced. (p.421-422)
15. Determine the difference between artificial satellites and natural satellites. (pg
427)
16. What are the four main types of artificial satellites and describe each ones
purpose. (pg 429-430)
Study guide
Unit C
Science 9
Section 3.0 - Optical telescopes, radio telescopes, and other technologies advance our
understanding of space.
17. Be able to identify a refracting telescope and a reflecting telescope. Know the
differences between the two and be able to draw a simple diagram showing light
rays. (pg 436)
18. What is interferometry and the advantages of using this technique? (pg. 437)
19. Why is having the Hubble telescope in space better than having it as a ground
based telescope? (pg 438)
20. Explain the role of radio and optical telescopes in determining characteristics of
starts and star systems. (pg. 441-443)
21. What is triangulation? Be able to identify how it is used to determine the distance
of an object. (pg446-447)
22. How do astronomers determine what elements are in a stars composition? What
tools and what spectra? (p.452)
23. What is the Doppler effect? What type of shift in the spectrum would you expect
from a star that was: approaching the Earth vs moving away from the Earth? (pp.
452-453)
Section 4.0 - Society and the environment are affected by space exploration and the
development of space technologies.
24. Recognize risks and dangers associated with space exploration. (eg. Space junk,
fuel expenditure, solar radiation (pg. 457-459)
25. Describe Canadian contributions to space research and development and to the
astronaut program. Know at least two examples. (pg 460-463)
26. Identify and analyze factors that are important to decisions regarding space
exploration and development. Be able to identify at least 3 pros and 3 cons. (pg
467)