Do the bicycle and rider have energy when they’re positioned at the top of the hill? if so, try to explain your answer.

Yes, the rider and bicycle have energy at the top of the hill. That’s because they move without pedaling when the brake is released. If the rider and bicycle were at the bottom of the hill, just releasing the brake wouldn’t create motion. The rider would need to pedal.

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

the correct answer is b