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  • Stage 1

    Answer 4 questions correctly in a row.

Katie and Miguel were racing identical remote control cars. Miguel drove his car faster than Katie. They both used their brakes to stop their cars at the same time and noticed that Miguel's car was hotter than Katie's.
Which car had more energy of motion?
Use evidence to explain how you know.
The car that was driving 
slower

 had more energy of its motion converted into heat by the brakes. This made the car feel 
hotter

.
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