Which of the following is an example of an unbalanced force? 1.A stroller being pushed
2.A chair leaning on the wall
3.A ball on the grass
4.A book sitting on a table

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

Anybody wanna ? (picture included? )

Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation