10. A cyclist travels at 15m/s for 4 minutes. How far does she go?

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 branches of natural science include the study of an organism that lived 10 million years ago

Which of the following is the main energy source for the sun? a. fission of hydrogen b. fusion of hydrogen c. fusion of helium d. fission of iron