I think is between A&B
I think I would answer B
Answer: Permanent magnets consist of multiple "ferromagnetic materials" I think that might be the answer, there weren't really any choices for me to choose from.
Hammer and screwdriver perform different tasks because they are both simple machines.
A machine is simply a device that can be used to perform a task. This machine can be any physical system or device designed to perform a specific task.
The efficiency of the machine describes the easy with which each machine or tool is able to use input power to overcome a task.
Machines are designed to overcome a particular task with little effort in order to increase its efficiency.
Hammer and screwdriver, are both examples of simple machines.
Thus, Hammer and screwdriver perform different tasks because they are both simple machines.
Learn more here: brainly.com/question/21387235
Yes, N2 is a triple bond.
Hope it helps!
<span>With a power supply able to produce 125 an of current, then the time on how long must the nails stay in the electrolysis chamber to receive 1.33×107 c of charge is 10 hours, then a minute of 29, and lastly, 20 more seconds. </span>