1. What is a system
• A system is a collection interdependent parts
enclosed within a defined bundary.
• Within the boundary of the earth is a
collection of 4 interdependent parts called
spheres.
2.
3. what are the main parts of the Earth’s
System
• There are 4 main parts that are:
• Hydrosphere (oceans).
• Atmosphere (air).
• Lithosphere (land).
• Biosphere (living things).
4.
5. How do constructive and destructive
forces change the Earth
• Some examples of destructive forces are
natural disasters.
• And some examples of contructive forces are
earthquakes and volcano’s.
• They change the earth because they can do a
new land and they can destruc everything.
6.
7. Do you think life on the planet is linked
• I think that NO, because some people
throught garbage or, do something wrong,
and other people do good things and help the
planet, so not all the people is okay with the
idea of recycling so I think that no.
