Qual cientista pesquisou sobre: Um globo transparente cheio de gás hélio e com pontas de carvão risca as paredes do ambiente. Esse globo é interativo e marca as paredes de acordo com o movimento do espectador:

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17

Table sugar completely dissolved in water is an example of a?