True/False: 14.) Water can wear a mountain down.
15.) Deposition can happen at the mouth of a river.
16.) Volcanic eruptions cause new land to form.
17.) Divergence causes mountains to form.
18.) The tectonic plates all move at the same speed and the same direction.
19.) The inner core is made of solid iron and nickel.
20.) Erosion is a constructive force

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.