What did Mohorovičić and other scientists study to understand Earth's layers? Select the two correct answers.(2 points)

Question

Responses

Scientists can observe which seismic waves change the composition of the layers they pass through.
Scientists can observe which seismic waves change the composition of the layers they pass through.

Scientists can observe how seismic waves change speeds when passing through different layers.
Scientists can observe how seismic waves change speeds when passing through different layers.

Scientists can observe which seismic waves cannot pass through certain layers.
Scientists can observe which seismic waves cannot pass through certain layers.

Scientists can observe how seismic waves multiply when passing through different layers.

Answer 1

The two correct answers are:

1. Scientists can observe how seismic waves change speeds when passing through different layers.
2. Scientists can observe which seismic waves cannot pass through certain layers.

These observations help scientists understand the composition and properties of Earth's layers.