It is not true because we can see earth with other things
Your answer will be 4, our magnetic field.
Earth itself is largely protected from the solar wind by its magnetic field. However, some of the charged particles are trapped in the Van Allen radiation belt.
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Answer:
Waves meet the shore and cause the crest to spill over the trough.
Explanation:
This activity creates a back and forth movement of the sand which causes them to settle at a certain area below the water.
Answer:
Generated by the motion of molten iron in Earth's core, the magnetic field protects our planet from cosmic radiation and from the charged particles emitted by our Sun.
Americas economic activity has increased in the last year