The prefix ‘kilo-‘ means a thousand.
so a kilo-gram is a thousand grams .
1 kilogram = 1,000 grams
how many kilograms is 970 grams?
round your answer to the nearest tenth of a kilogram.

Which of these best describes the scientific process

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.