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アクティビティ 3: 速度と運動エネルギー
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アクティビティ 3: 速度と運動エネルギー

(Part A/#1)
Data:
Effect of Speed on the Block
1
Independent variable
Dependent variable
Dependent variable
Dependent variable
Dependent variable
Dependent variable
Average
2
Independent variable
trial 1
Trial 2
Trial 3
Trial 4
Trial 5
Average
3
​
A
A
A
B
B
C
4
​
1.44s
1.46s
N/A
​
​
51
5
​
69.44
​
​
​
​
2.02s
6
​
​
​
​
​
​
85cm
7
​
​
​
​
​
​
​
8
​
​
​
​
​
​
​
9
​
​
​
​
​
​
​
There are no rows in this table
⁠

1
Analysis:
There are no rows in this table
⁠
1. According to your data from Part A, what is the effect of release height on speed?



2. According to your data from Part B, what is the effect of speed on the movement of the block? Describe and explain the pattern you observed.




3. Your friend says that an object moving at a faster speed has more kinetic energy. Do you agree with your friend? Use evidence from this activity to describe why or why not.




4. Revisit the issue: How do you think speed affects car and driver safety?
⁠
Average
1
⁠
Table 8
1
Category
Segment
Value
1
Mark A #1
Segment A
2000
2
Mark A #2
Segment A
4000
3
Mark A #3
Segment A
3000
4
Mark B #1
Segment B
6000
5
Mark B #2
Segment B
5000
6
Mark C #1
Segment C
10000
7
​
​
​
There are no rows in this table
⁠
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