Why do curling stones slide across ice the way they do?
• Curling stones weigh ~19 kg, made of granite, slide across pebbled ice toward target. • Players apply spin; clockwise spin makes stone curl right, counterintuitive to everyday ph
Sweeping
• Curling stones weigh ~19 kg, made of granite, slide across pebbled ice toward target. • Players apply spin; clockwise spin makes stone curl right, counterintuitive to everyday ph