Act 1
1. How long will it take to air up the mattress?
2. Write down a guess.
Act 2
3. What information would be useful to figure this out?
4. Write down some questions you have in your head right now.
Act 3
Sequel
5. What would happen if the mattress was half as tall?
6. What would happen if the pump speed was half as fast?
7. Design a mattress that would take half as long to fill. (Andrew Stadel)
Common Core Standards
G-GMD.3
Use volume formulas for cylinders, pyramids, cones, and spheres to solve problems.
G-GMD.3
Use volume formulas for cylinders, pyramids, cones, and spheres to solve problems.
TEKS
G.11(D)
apply the formulas for the volume of three-dimensional figures, including prisms, pyramids, cones, cylinders, spheres, and composite figures, to solve problems using appropriate units of measure
G.11(D)
apply the formulas for the volume of three-dimensional figures, including prisms, pyramids, cones, cylinders, spheres, and composite figures, to solve problems using appropriate units of measure
Credit: Coleman, Andrew Stadel, Dr. Clayton Edwards