Answer:
Work is the change in energy and power is the rate of doing work.
Answer:
Here are the names and symbols
H is Hydrogen
Au is Gold
Potassium is K
Mg is Magnesium
Zinc is Zn
Iron is Fe
Cl is Chlorine
Na is Natrium/Sodium
Copper is Cu
Ag is Silver
Answer:
Neither Technician A or B
Explanation:
Both technicians are wrong. The diameter of bolt is not based on the top where wrench used, but on the smaller part below, it called shanks. Wrench size also not based on the top diameter but the width across the flat. The calculation for the length of a bolt also will not include the top/head, it only includes the shanks.