All matter on that exists on Earth are made up of one or more chemical elements.Question 4Select one:TrueFalseQuestion 5Not yet answeredMarked out of 1Flag questionQuestion textAll elements have:Question 5Answera.unique namesb.unique chemical symbolc.specific atomic number

Identify whether the following statement is true or false. Most of the substances within and around us are made up of more than one type of atom.TrueFalseI'm not sure

Which particles are considered to be the building blocks of our physical world?Question 1Select one:elementsgasesatomsmoleculesClear my choiceQuestion 2Not yet answeredMarked out of 1Flag questionQuestion textAn atom can be observed with a microscope?Question 2Select one:TrueFalseQuestion 3Not yet answeredMarked out of 1Flag questionQuestion textWho was the first person to reason that matter consists of indivisible particles?Answer: Question 3

Identify which statements about atoms are true.They are sometimes joined to each other by chemical bondsThey are all identicalThey are tiny particles invisible to the naked eyeThere would be more than a thousand of them in a drop of water

Recall the definition of a chemical element.A substance made out of carbonA mixture of different types of atomsA substance made up of only one type of atomAny substance in which the atoms are too small to seeI'm not sure

Which of the following statements about atoms is FALSE?   Group of answer choicesAtoms compose all matter.Atoms are responsible for the sensation of smell.Atoms are the basic building block of nature.An atom is the smallest identifiable unit of an element.All of the above statements are true.