Knowledge 7-Part 2

Do we live in the core of the earth?

Can all rocks be put into 3 groups: igneous, sedimentary, and metamorphic?

Is the earth shaped like a sphere or ball?

Do we know about Earth's history because of the scientists that studied rocks and fossils?

Is a volcano caused by an eruption of magma onto the earth's surface?

Do we know that dinosaurs lived on the earth because of the fossils that have been found?

Are fossils pieces of rock that come from the eruption of a geyser?

Is a geyser an eruption of lava?

Does the earth have 2 layers?

Do heat, pressure, and time cause many changes inside the earth?

Is salt an important mineral that is used by people?

Is the earth's surface covered by continents and oceans?

Is the equator an imaginary line that runs from the orth Pole to the South Pole?