The steamboat, railroad, canals, telegraph, and other advancements spurred a market revolution. what do you think will be the next major revolution in transportation or commication technology? when do you think it will be developed (next year? within a decade? by 2050? etc.)

Physical features of central america look at the map above which of the following is true

When volcanoes erupt, magma (hot, molten rock) rises toward the surface of the earth. as magma cools, solid rock forms. this rock contains substances from the interior of the earth. which of the following natural resources is likely to be plentiful near subduction zones where volcanic activity has occurred in the past?

What is the hottest planet in the solar system?