ill give brainliest plz answer  which of the following instruments did scientists use to observe cells and formulate the cell theory? magnifying glass microscope piece of glass eyeglass lens

"why is graphite used instead of gold or copper wires to conduct electricity in very hot situations such as an industrial kiln? " that's the question, but the thing is, i don't even understand what an "industrial kiln" xd assistance would be < 3

Which of the following is not a part of a wave? question 2 options: a: frequency b: refraction c: wavelength d: amplitude (whoever answers correctly first gets brainiest! ) ~kayla

If a balloon is taken outside on a very cold day, what will occur?