To protect your eyes from any harmful gases, fumes, ect. and to minimize the chance of something hitting them (metal, tools .). I have seen two university students (I was one) get acid in their eyes from pouring water into acid instead of acid to water
un cours de sciences
it means: "when he/she finishes the science class."
When burning magnesium, make sure to wear safety goggles and gloves to protect your eyes and skin from sparks and potential burns. Work in a well-ventilated area to prevent inhalation of magnesium oxide fumes. Keep a Class D fire extinguisher nearby in case of any accidental fires.
science class
science electronic working model
to protect your eyes
The noun in the sentence is "class," as it refers to a group of pupils.
8 pupils
class
A severe pain in the neck
53
my class have a maximum of pupils
There are 26-27 pupils in 1 GEP class in Nanyang Primary School.
yes there should otherwise you could make things explode
There is actually one, it took a bit of finding, 'a dilation of pupils'.If you are referring to students, the collective noun for students will also work: a class of pupils.
i ain't sure i had the exact same quastion for my science booklet -1.1 safety in science class, but i think that the whmis symbols define how is matirail dangerous and the safety symblos define how much is dangerous
Oh, dude, you're hitting me with the math questions now? Alright, let me break it down for you. So, there are 28 boys and 14 girls in the class, right? That means there are a total of 42 pupils. To find the fraction of girls, you just divide the number of girls by the total number of pupils. So, 14 girls out of 42 pupils gives you a fraction of 1/3. Easy peasy, lemon squeezy.