{ "item_title" : "Understanding and Using Gamma Rays", "item_author" : [" Alison Eldridge", "Stephen Eldridge "], "item_description" : "Although only a small portion of the electromagnetic spectrum can be seen by the human eye, people depend on the energy from the waves in the electromagnetic spectrum every day. Gamma rays might be familiar from comic books and superhero movies, but few know that gamma ray bursts are the most spectacular explosions observed in the universe. This book gives readers a look into the discovery, history, and uses of gamma rays. It's a perfect complement to the Next Generation Science Standards in electromagnetic radiation, and a perfect glimpse into how electromagnetic radiation is affecting us every day.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/1/97/851/488/1978514883_b.jpg", "price_data" : { "retail_price" : "19.24", "online_price" : "19.24", "our_price" : "19.24", "club_price" : "19.24", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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