Experiment 1
Materials:
- 1 Wooden marble
- 1 Leaden marble
- Weigh the 2 objects
- Do you think one of the objects will fall faster? If so,
which one?
- Drop the 2 marbles at the same time.
- Go back to Forum and write down which marble fell the fastest.
Experiment 2
Materials:
- Tripod
- Elastic
- 4 weights
- Measure the length of the elastic band
- Hang the 1st weight on the elastic band and measure the
length of it.
- Repeat with 2, 3, en 4 weights.
- Fill in the table
Number of weights
|
0 |
1 |
2 |
3 |
4 |
Stretch (cm)
|
|
|
|
|
|
Do you know now wich one of the persons has the right opinion?
Go back to the Forum and discuss your results.
|
.