What is the rate at which distance changes called

How have the competing explanations' experiments on atoms affected the development of the atomic model?

Avalue that describes how heavy an object is and is related to the force of gravity is

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above