If a certain mass is added to the test body so that it is 1.7 times higher than the original one, the attraction force is increased 14.14N. What is the original force?

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly