Question

3) Friction 4) Energ (F) Answer the following questions. (1) Roads on hills are made to have very gentle slopes. Why? (2) Name the three parts of the lever ? (3) What is the difference between an element and a compound?(4)Why i a water called a universal solvent? (5) How can we dissolve extra sugar in water? G) Long question answers. (1) How does a solution form? (2jWhat are the three different layers of lever ? Explain​

Answer 1

Answer:

First class lever – the fulcrum is in the middle of the effort and the load.

Second class lever – the load is in the middle between the fulcrum and the effort.

Third class lever – the effort is in the middle between the fulcrum and the load.