Radio waves are electromagnetic waves and as such travel at the speed of light. Waves emitted a century ago would be 100 hundred light years away. A light year is the distance light travels in one year. In one year light travels about 5.9 trillion miles. therefore the waves traveled about 590 trillion miles in a century.
Answer:
The corresponding sides and angles of both the triangles [pre-image and the image] are congruent
Explanation:
Answer:
Deep ocean trenches, volcanoes, island arcs, submarine mountain ranges, fault lines, ETC.
Explanation:
A structural limit where two plates are advancing toward one another. In the event that the two plates are of equivalent thickness, they ordinarily push facing one another, shaping a mountain chain.
D. exhausting a natural resource is not sustainable
The Gulf of Mexico and the Atlantic Ocean