Answer:
to divide food cans from soft-drink cans
Explanation:
An electromagnet is based on the principle that current through a coil produces magnetic field. Magnetic objects such as Iron, nickel, cobalt or objects made from their combination are attracted by the magnet. This property is used to separate materials in recycling plant.
Steel (alloy of iron) would be attracted by the magnet where as aluminium would not be. Thus, steel food cans can be separated from the aluminium soft-drink cans using an electromagnet.
Answer: Example for multiple alleles is human blood type
Explanation:
Blood types exsist as four possible phenotypes A,B,AB, and O .
Answer:
I am 100% sure it is the mudstone. I believe they are the oldest rock in existence.
Explanation:
