Express the following in scientific notation: .000457
457 x 10-6
4.57 x104
4.57 x 10-4
457 x 106

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system

Which of the following statement is false ? a. batteries should never be stored on metal trays or outside in the elements)b, battery acid cannot be neutralized)c. do not stack batteries on top of each other)d. never put a damaged battery in a dumpster. i