Which of the following is an example of a force that acts at a distance?

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

Why are people not able to skip a dive to the deepest part of the ocean

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.