Write answer to the following question:
 
During a science laboratory activity, four students were given four different materials: A, B, C, and D. They placed each material on a hard surface and gently hammered it.
 
The students recorded their observations in the table below:
 
Material Observation after hammering
A Spread into a thin sheet without breaking
B Broke into small powdery pieces
C Flattened into a thin foil used for wrapping food
D Cracked and shattered into pieces
 
1. Which of the following is an application of malleability?
 
2. A factory wants to manufacture thin sheets for aircraft bodies. Based on the activity, which material would be the best choice and why?
 
3. Why is Material B likely to be a non-metal?