What can scientists measure to provide evidence that electrons can move from one energy level to another?

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock