Instructions
Read the statements below about the shape of the Earth. After each statement, answer the related questions to demonstrate your understanding.
1. The Earth's shape is often described as an oblate spheroid.
What does "oblate spheroid" mean?
2. Ancient civilizations believed the Earth was flat.
Why do you think people believed the Earth was flat in ancient times?
3. Scientific evidence shows that the Earth is round.
List two pieces of evidence that support the idea that Earth is round.
4. The concept of a round Earth has changed throughout history.
Describe how the understanding of the Earth's shape has evolved over time.