Question

write true or false
1. Air Contains many kinds of molecules............
2.as smoke spreads in air ,it's molecules take up the spaces between the molecules in the air.......
3. Complex machines are made up of many simple machines........
4. Third class levers have the load in the middle............
5.A pully is a simple machine used
to lift heavy load.....​

Answer 1

Answer:

1. True

2. False

3. True

4. false

5. true

Answer 2

Answer:

1false 2true 3 false 4true 5 false