RODRIGUEZ, BRYAN Last Saved: 10:09 AM
Scott writes down three types of processes, as shown below.
Sunlight travels from the Sun to Earth.
• An X-ray is taken of a bone structure.
• A cup of tea is warmed in a microwave oven.
Which of the following is involved in all three of these processes?
chemical energy
a change in phase
mechanical energy
the electromagnetic spectrum



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