Page 6 - Canadian BC Science 9

10.2 Galaxies ..............................................356 FindOutActivity10-2A:MatterinMotion ....................357 Find Out Activity 10-2B: Modelling Galactic Distances . . . . . . . . . . .360 ConductanInvestigation10-2C:GalaxyGrazing ...............361
Chapter10Review ..........................................364 Chapter 11 The components of the universe are
separated by unimaginably vast distances. . . . .366
11.1 Stars .................................................368 FindOutActivity11-1A:LightBeamBehaviour ................369 Find Out Activity 11-1B: Detecting the Doppler Effect . . . . . . . . . . .377 Conduct an Investigation 11-1C: Classifying Stars Using the
Hertzsprung-Russell Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . .378 FindOutActivity11-1D:SpyingSpectra ......................379
11.2 TheSunandItsPlanetarySystem .........................382 Find Out Activity 11-2A: Easy Ellipses . . . . . . . . . . . . . . . . . . . . . . . .390 Find Out Activity 11-2B: The Length of the School Year on
Different Planets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .391 Conduct an Investigation 11-2C: Strolling Through the
SolarSystem ..........................................392
11.3 MeasuringDistancesinSpace .............................396 Find Out Activity 11-3A: Pointing in the Right Direction . . . . . . . . .397 Find Out Activity 11-3B: How Close Is the Sun? . . . . . . . . . . . . . . . .402 Conduct an Investigation 11-3C: How Wide Is the Sun? . . . . . . . . . .403
Chapter11Review ..........................................406
Chapter 12 Human understanding of Earth and the universe continues to increase through
observation and exploration. . . . . . . . . . . . . . . . . . .408
12.1 Earth,Moon,andSunInteractions ........................410 Think About It 12-1A: Constructing Constellations . . . . . . . . . . . . .411 Find Out Activity 12-1B: Seeing the Reasons for Seasons . . . . . . . . . .421 Conduct an Investigation 12-1C: Modelling Moon Movement . . . . .422
12.2 AboriginalKnowledgeoftheSolarSystem ..................426 FindOutActivity12-2A:LunarMonths ......................428 Find Out Activity 12-2B: Aboriginal Knowledge Through Stories . . .429
12.3 ExploringSpace:Past,Present,andFuture ..................432 Find Out Activity 12-3A: Build Your Own Telescope . . . . . . . . . . . . .433 ThinkAboutIt12-3B:RovingMars .........................438 Conduct an Investigation 12-3C: Calculating the Thrust of
aBalloonRocket ......................................446 Conduct an Investigation 12-3D: The Great Space Debate . . . . . . . .447
viii MHR • Contents