Answer:The outer core of the Earth contains a lot of iron in a molten state. As the Earth spins this molten iron moves and creates the Earth's magnetic field. The Earth behaves as if there is a huge bar magnet at its centre. The shape of the field around the Earth is very similar to the field around a bar magnet
Explanation:
Squeezing just the juices out of the orange, like with your hand or whatever you use, is a physical change. yes :)
Answer:
ecosystem
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Ground based reflecting telescopes uses the radio wave part of the electromagnetic spectrum to view objects.
<h3>What is a Telescope?</h3>
This is an optical instrument which makes things or objects which are far to look nearer.
Ground based reflecting telescopes are used in outer space and blocks gamma , light waves etc but uses the radio waves.
Read more about Telescope here brainly.com/question/12818287
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