Which is used to determine earthquake risk ?

it can be determined as

1. loss of life

2. damage of buildings, houses , public properties etc

3. can cause tsunami in countries like japan

4. loss of money

5. people may get homeless

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever