{"product_id":"hookella-hookes-law-pixel-sticker","title":"Hookella – Hooke's Law Physics Sticker","description":"\u003cp\u003eMeet Hookella, an ideal spring who always springs back: stretch her by x and she pulls back with a force proportional to x, pointing the opposite way, F = −kx, and that is the minus sign. Real springs obey this only up to their elastic limit. Pixel-art kiss-cut sticker in 2, 3, 4 and 6 inches; equation, symbols and sources in the physics panel below.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"2\" × 2\" \/ White","offer_id":50656377208935,"sku":"28917551065400600476","price":4.99,"currency_code":"USD","in_stock":true},{"title":"3\" × 3\" \/ White","offer_id":50656377241703,"sku":"60476450476471174816","price":6.99,"currency_code":"USD","in_stock":true},{"title":"4\" × 4\" \/ White","offer_id":50656377274471,"sku":"41663226667367011003","price":8.99,"currency_code":"USD","in_stock":true},{"title":"6\" × 6\" \/ White","offer_id":50656377307239,"sku":"25092254742187083811","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/01_clean_b8e2a256-c1d0-44d1-8f3d-25f240bdb493.jpg?v=1792784652","url":"https:\/\/pixelatedphysics.com\/products\/hookella-hookes-law-pixel-sticker","provider":"Pixelated Physics","version":"1.0","type":"link"}