1) what does this symbol mean? a) corrosive b) harmful c) flammable d) toxic e) explosive 2) what does this symbol mean? a) corrosive b) harmful c) flammable d) toxic e) explosive 3) what does this symbol mean a) dangerous to fish b) dangerous to the environment c) chemical spill 4) what is this? a) Benson Burner b) Bunsen Burner c) Bunsen Burger 5) This is a.......... a) tripod, and gauze b) tripod and mesh c) crucible 6) the hottest part of a flame on this equipment is a) red b) yellow c) orange d) blue 7) The airhole on a Bunsen should be a) open for a cool flame b) closed for a blue flame c) open for a hot flame 8) This is a a) crucible b) evaporating basin c) dish d) measuring cylinder 9) This measures a) temperature b) time c) volume 10) This is a a) test tube b) measuring cylinder c) beaker 11) This is a a) beaker b) chronical flask c) conical tube d) conical flask

Introduction to science part 1- Ffynone house

Chop etish
qo'shib qo'yish

Ilg'orlar ro'yxati

Vizual uslub

Moslamalar

Namunani almashtirish

Tahrirlashni davom ettirish: ?