1: B
2: C
The others I wish I could explain but I have to go.
Please mark brainiest :)
Answer:
A hot spot is a region deep within the Earth's mantle from which heat rises through the process of convection. This heat facilitates the melting of rock. The melted rock, known as magma, often pushes through cracks in the crust to form volcanoes.
volcanoes
Some hot spots produce volcanoes. molten, or partially melted, rock beneath the Earth's surface. upwelling of magma within Earth's mantle. single, upward flow of a fluid, such as water or smoke.
Tillage is a threat to the soil because it ruins the protective topsoil. hope it helps :)
2. An indicator shows if the top of the map is north, is the correct answer.
Other answers:
1. Lines could be considered symbols, but an indicator on a map is more of a symbol.
3. An image of a man and a woman representing the location of the restrooms maybe a better symbol, but it's not an example that helps us understand maps.
4. A title describes the map, but isn't really a symbol.
Hope this helps!
Uranium-lead radiometric dating is most often performed on the mineral zircon.