In Hans Oersted’s experiment, why did a compass needle move when an electric current flowed through a nearby wire?A. The compass conducted electricity.B.
4 answers
Question:
In Hans Oersted’s experiment, why did a compass needle move when an electric current flowed through a nearby wire? A. The compass conducted electricity.
B. The current created a magnetic field around the wire.
C. The compass was broken.
D. The current changed Earth’s magnetic field.
B. The current created a magnetic field around the wire.
C. The compass was broken.
D. The current changed Earth’s magnetic field.
Answers
The answer should be: D
Explanation: The magenetic field Would not move a place without a magnetic field.
D. The current changed earths magnetic field
a high pressure system is a dense air mass that is usually cooler and drier than the surrounding air. a low pressure system is a less dense air mass that is usually wetter and warmer than the surrounding air.
in general, areas that experience high atmospheric pressure also experience fair weather. low pressure systems can cause the formation of clouds and storms. air usually flows from areas of high pressure to areas of low pressure..
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