Adifferent element has chemical properties that are similar to the properties of sodium. which of the following statements about this element is probably true? it is in the same row as sodium on the periodic table it is in the same column as sodium on the periodic table it had one more proton than sodium it has an equal number of protons as sodium

Describe uniform velocity and variable velocity in short

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?