Complete the sentence using the word distance, elevation, or relief. Scientists use mean sea level to make sure they have a standard reference point for measurements regardless of the location they are measuring.

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.

Will mark brainliest how many electrons can be held in the energy level n = 4?

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.