Relative Size ... Adapted from Scale the Universe #44
by TOPS Learning Systems
Spark a lively discussion about the relative sizes of things!
1. Make a magnified copy of these tabs. (Tabs below are in correct order.)
2. Cut them apart, mix them up, and distribute one per student.
3. Ask students to identify their tabs: "I've got the moon!"
4. Have students arrange themselves in a line from smallest diameter to largest. (Don't rush in with answers!)
PUPIL of your EYE"
IN ARM'S REACH
OORT CLOUD (limit of Sun's gravitational influence)
Our STAR NEIGHBORHOOD (perhaps 2000 light years)
MILKY WAY GALAXY
Our LOCAL GROUP of galaxies
[c] 2009 by TOPS Learning Systems. Photocopies permitted if this notice appears. All rights reserved.
To qualitatively compare and sort distances, from subatomic to astronomic. To work cooperatively toward a more accurate understanding of how structures in the universe fit together.
Depending on academic level, some groups may need more discussion than others:
* An atom has a small, dense nucleus composed of neutrons and protons.
* All tabs can be imagined as spheres or circles where twice the radius equals the diameter. …