Answer:
Index fossils, intrustions and cross-cutting relationships.
Explanation:
The correct list of three different geologic features that help scientists determine the relative ages of rocks by their position is "index fossils, intrusions, and cross-cutting relationships".
I think it’s A) United States and Canada. If you look at the map closely on satellite it’ll show that the Rocky Mountains would cross the US Border onto Canada.
Answer:
Mercury and Venus are the two planets that have no moons. The other planets in the solar system have a combined total of 146 moons, with 27 more potential moons waiting for confirmation.
Explanation:
If this is true or false its "true"
Answer:
polution
Explanation:
the use of fossil fuels releases carbon dioxide into the atmosphere and get trapped this then causes the earths atmosphere to warm up