How things work
Why does a rubber ball bounce? When a rubber ball hits a hard surface it flattens the rubber and squeezes the air inside the ball. The air inside then tries to push the rubber back to its original…
- Edition
- -
- ISBN/ISSN
- 0809472791
- Collation
- 87 pages : illustration ; 30 cm
- Series Title
- A child,s library of learning
- Call Number
- 621 HOW
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