While preforming an experiment involving a reaction between two chemicals the scientist observes that the reaction container has become warm the observation is an example of

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

If steel is more dense that lake water, why can a boat float

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