What type of light do plants use to make food? a.
visible

b.
X ray

c.
microwave

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

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.