HELP ME PLEASE ANSWER THIS RIGHT KNOW Evidence : Rock from mountains on two different continents were found to have formed at the same time and to have the same composition
what it could mean:

What is a compass? how does it work

What's erosion? a. the breakdown of rock into smaller pieces b. the removal of weathered products from rock c. a change in rock resulting from exposure to water d. a chemical change in rock that weakens it

Which of the following events did not occur as a result of china’s open-door policy? a. trade between japan and china was encouraged. b. all countries were given equal access to chinese ports. c. foreign influence in china increased. d. the influence of the communist party weakened.