Time
Required: One 30-minute session and one 45-minute session
Objectives
Students will
- observe
a demonstration that illustrates the limited nature of water resources
on earth and report what they observe
- estimate
the volume of water available on earth
- calculate
volumes and costs of wasted water
- compose
a list of methods for conserving water.
Related
Standards of Learning
| Science |
| |
3.1.a;
3.1.c; 3.1.d; 3.1.j; 3.6.a; 3.9.c; 3.9.d;
4.1.b; 4.1.d; 4.1.e;
4.1.f; 4.8.a;
5.1.c; 5.1.d; 5.1.e |
| |
| Mathematics |
| |
3.4;
3.10; 3.14; 3.15; 3.16;
4.6; 4.7; 4.9; 4.12;
5.4; 5.11.c; 5.12;
6.7; 6.9.c |
| |
| English |
| |
3.9;
3.10; 3.11;
4.7; 4.8;
5.8; 5.9;
6.6; 6.7 |
Materials
- 4
containers (preferably of same size: 1 liter) to hold water
- tablespoon
of salt
- eyedropper
- globe
or world map
- faucet,
or jug with a pin hole and filled with water
- bucket
or similar container to catch dripping water
- measuring
cup
- poster
paper (optional)
|
Next: Background
Top |
|
