百度试题 结果1 题目In making a candle, what material is necessary? A. wax B. wick C. mold D. all of the above 相关知识点: 试题来源: 解析 D。制作蜡烛需要蜡、烛芯和模具。蜡是主体材料,烛芯用于燃烧,模具用于成型。反馈 收藏
Wax combines with oxygen to form carbon dioxide and water C. Wax turns into hydrogen gas D. Wax turns into oxygen gas 相关知识点: 试题来源: 解析 B。解析:蜡烛燃烧时,蜡与氧气发生化学反应,生成二氧化碳和水,这是蜡烛燃烧这个化学变化的本质。选项A蜡不会单纯地变成水。选项C蜡不会变成氢气。选项D...
What changes into gas when a candle burns? A. The wick. B. The wax. C. The flame. D. The heat. 相关知识点: 试题来源: 解析 B。中文解析:当蜡烛燃烧时,蜡变成气体。“As the wax reaches the flame, it changes into gas.”。
Container candles are candles which are sold in containers such as jars and tins. The candles are molded directly inside the containers, and they are designed to be stored and burned in their original containers. There are a number of reasons to use container candles, ranging from aesthetics to...
Candle Holder:Tin Can; Candle Feature:No Smoke, Lead Free, Non-Toxic; Design Service:Customized Design; Our Response:Reply Within 12 Hours; Delivery Time:10-30 Days; Transportation:by Sea, by Air or by Express; Type:Aromatherapy; Material:Soybean Wax;...
Item No: OSB-041 Item Name: wholesale Manufacturer Supplier Gift Christmas and Valentine's Day Custom Logo Crystal Aroma Scented Candle Luxury High Quality Scented Candles Material: Bee wax, Soy wax ,Glass, Box Size: 50*40mm Usage: Indoor decor, Outdoor Dec...
candle.So,he set out to find a cleaner and more natural way to make a candle that his mom could enjoy.He was very interested in the process and the chemistry behind making the candles.Later,he found a kind of wax (蜡) that is chemical-free.He also found natural...
Give your centerpieces and table accents a soft, warm candlelight glow with this Vanilla Scented Wax LED Pillar Candle Set! Relax by the candleligh...Read More Large: 20.32 cm x 7.62 cm Dia. Medium: 15.24 cm x 7.62 cm Dia. Small: 10.16 cm x 7.62 cm Dia. Features au...
The receptacle's plastic began to melt and drip, like the wax of a candle. Apparently the melting point of the PVC plastics used to manufacture today's modern receptacles and switches is below that of the glowing contact, which is believed to be ~600C. Next he tested the melting plastic...
Byline: LARISSA NOLANIF YOU need cheering up on these dark and rainy afternoons, a visit to the National Wax Museum is just the tonic.It'll give you a great old laugh... only trouble is, it's not meant to be funny.Waxworks of Irish "celebrities" such as poet Pat Ingoldsby and ...