Question

Why are ammonites a good example of an index fossil? (Lesson 3) put into simple sentence
GPT-4o mini
Ammonites are good index fossils because they are easy to recognize, lived in many different environments, and existed for a short period in geological time, making it easier to date the layers of rock they are found in.
What is continental drift? put into a simple sentence
GPT-4o mini
Continental drift is the theory that continents slowly move apart over time due to the movement of Earth's tectonic plates.
How does the fern Glossopteris provide evidence for the movement of the continents? put into simple sentence
GPT-4o mini
The fern Glossopteris provides evidence for continental movement because its fossils have been found on widely separated continents, suggesting they were once connected.
What happens as a result of Earth’s magnetic poles reversing over time? put into simple sentence
GPT-4o mini
As a result of Earth's magnetic poles reversing over time, the direction of the magnetic field switches, which can affect navigation and lead to changes in the behavior of animals that rely on magnetism.