Forms of Energy

• sound and chemical

• electrical and mecanical

• light and heat

• magnetic and nuclear

• sound

• light

• heat

• chemical

• heat

• electrical

• mechanical

• sound

• light and sound

• mechanical and electrical

• heat and mechanical

• electrical and heat

• Erica continues to swing back and forth without trying

• When Erica pushes her sister, her sister slides down the the slide

• Erica sits on the top of the slide an waits for her sister to finish her turn

• When Erica stops pushing her sister on the swings, the swing eventually comes to a stop