The Moon appears to change shape because we see different amounts of the lit part as the Moon orbits Earth. From Earth's perspective, we see varying amounts of the illuminated part of the Moon.
Answer:
A, and B.
Explanation:
A and B are the ones that are physical. The others are social and economic.
Answer:
The statement that explains the best the reason why space exploration should continue in the future is:
b. Space exploration prevents the occurrence of severe weather conditions on Earth.
Explanation:
The reason behind this is that thanks to the exploration of space we have discovered how the sun irradiates and when it increases its irradiation. Also, when electromagnetic forces from space can follow its course on the space and affect negatively our ecosystem. But moreover, because we can compare what can happen to our planet when different events start to happen, as the weakening of the atmosphere.
