Answer:
Aluminum
Explanation:
The best material to use when creating an electric fence would be Aluminum. Aluminum wiring is incredibly durable and can be easily obtained. Since aluminum is a non-magnetic metal its conducting capabilities far exceed other metallic options in the market and is also why companies choose aluminum for their high tension cable wiring. Aside from being more expensive than other feasible options its durability and conducting capabilities make it easily the best option.
A spud wrench and pipe is for install pipes
Answer:
a) 
b) 
c) 
Explanation:
From the question we are told that:
Beaker Mass 
Liquid Mass 
Balance D:
Mass 
Balance E:
Mass 
Volume 
a)
Generally the equation for Liquid's density is mathematically given by



b)
Generally the equation for D's Reading at A pulled is mathematically given by
m_d = mass of block - mass of liquid displaced



c)
Generally the equation for E's Reading at A pulled is mathematically given by


