Physics, 29.07.2019 02:00 emmadownum
What is ozone? how and where is it formed in the atmosphere?
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What are similarities and differences between refraction, reflection, diffraction and absorption?
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Physics, 23.06.2019 05:30
20) what is a magnetic field? 21) in which direction do magnetic field lines always point? 22) sketch a diagram showing how a plotting compass points around a 23) name two magnetic poles that will: a) attract each other b) repel each other. 24) explain why you can use a compass to navigate. 25) what's an electromagnet? 26) list two ways to increase the strength of an electromagnet. 27) the wire in a simple motor feels a force when a current flows through it. why is this? i need answers to check mine
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Physics, 23.06.2019 10:30
Pls ! what are 3 examples of acceleration that doesn’t involve a change in speed ?
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What is ozone? how and where is it formed in the atmosphere?...
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