Which best explains why landforms are not permanent? * Gravity pulls on landforms molding them to be spherical in shape.
Once created landforms do not change
Earth’s magnetic field compresses the surface.
Landforms are shaped by weathering, erosion, and deposition.

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome

This is collection of data made by comparing objects in standard units. in science, the units are metric.