You arrive in my class 45 seconds after leaving math which is 90 meters away. How fast did you travel?

According to the law of conservation of mass, in a chemical reaction the total starting mass of all the reactants equal the total final mass of all the products. true or false?

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

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