1) This is a .... a) Beaker b) Test Tube 2) This is a .... a) Beaker b) Test Tube 3) This is a .... a) Bunsen Burner b) Scales 4) The yellow flame on a bunsen burner is the: a) cooler flame b) hotter flame 5) To effectively separate sand from water, you should use: a) Filtration b) Sieving 6) To effectively separate salt from water, you should use: a) Filtration b) Evaporation 7) Magnetic separation works to separate what from a mixture: a) sand b) iron 8) PPE stands for a) Personal Protective Equipment b) Protective Plastic Equipment 9) To get a blue flame on a Bunsen burner, you need to have the airhole: a) closed b) open 10) To get a yellow flame on a Bunsen burner, you need to have the airhole: a) closed b) open 11) What technique separates solids from liquids? a) Filtration b) Evaporation c) Sieving d) Chromatography 12) Which method is used to separate dyes? a) Filtration b) Chromatography c) Distillation d) Sieving 13) How do you separate sand from water? a) Evaporation b) Filtration c) Distillation d) Chromatography 14) Which technique separates salt from water? a) Evaporation b) Filtration c) Sieving d) Chromatography 15) What method separates mixtures by boiling? a) Chromatography b) Filtration c) Sieving d) Evaporation 16) How do you separate pebbles from sand? a) Sieving b) Filtration c) Evaporation d) Distillation 17) Which technique uses a filter paper? a) Filtration b) Chromatography c) Evaporation d) Sieving 18) What method separates oil from water? a) Distillation b) Filtration c) Sieving d) Evaporation 19) Which process involves heating to dryness? a) Evaporation b) Filtration c) Sieving d) Chromatography 20) How do you separate ink components? a) Chromatography b) Filtration c) Evaporation d) Distillation

Separating Mixtures

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？