mikimouse9

02.02.2021 19:00 •  Английский язык

2 • 212 Read and listen to the text. . Then answer the questions,
1 What are tectonic plates?
2 How many layers is the Earth made up of?
3 What is a hypocentre?
4 What does a seismograph measure?
5 How many earthquakes occur every year?