Help !!
1. What are the two categories of energy a substance can possess: _ & _
2. Defin...
![Chemistry](/tpl/images/cats/himiya.png)
Help !!
1. What are the two categories of energy a substance can possess: _ & _
2. Define (in your own words) potential energy (PE) and kinetic energy (KE):
a. Potential energy:
b. Kinetic energy:
3. Briefly describe how the KE and PE change as a child
swings on a swing:
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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