You are in a hot air balloon, 650 m above the flat texas plains. the earth's radius is about 6400 km. you look out toward the horizon. how far out can you see−that is, how far is your horizon?

The variables for this experiment include mass, volume and the materials in the various balls, as well as their densities. in part iii, you will be investigating the questionable baseball. use the drop-down menus to complete the sentences and identify the independent and dependent variables. in part iii, the independent variable, the one that is intentionally manipulated, is . in part iii, the dependent variable, the one that you measure the response in, is

What are chlorofluorocarbons and what impact do they have on the atmosphere?

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?