Calculate the work done to stretch an elastic string by 40cm if a force of 10n produces an extension of 4cm in it?

Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door

Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine