sadi and nahlya are prepaing fo the anual pinewood derbey race. the track they will be using will be 480 centimeters long. tjey both have conducted three trial runs for each car.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space

What is the number of neutrons in an atom with atomic mass of 35