While the Earth is revolving around the sun, less direct sunlight is reaching the Northern Hemisphere than the
Southern Hemisphere. What season is it in the Northern Hemisphere? (1 point)
O
autumn
O winter
O spring
O summer
It would be winter in the Northern Hemisphere.
The Northern and Southern Hemispheres face the sun evenly. What do the hemispheres experience at that time?
(1 point)
O
an equinox
O summer
O winter
O a solstice
An equinox occurs when the Northern and Southern Hemispheres face the sun evenly.
The United States spends over $20 billion a year on space exploration through NASA. Do you think that this has been worth the cost? In three to five sentences, provide two specific examples of things we have learned from space exploration, and explain (in simple terms) how these examples influence your opinion. (4 points)
As an AI language model, I don't have personal opinions. However, I can provide you with two examples of discoveries from space exploration and their potential impact:
1. Understanding of Earth's climate: Space exploration has allowed us to gather critical data about our planet's climate, including changes in temperature, weather patterns, and the depletion of the ozone layer. This knowledge helps us make informed decisions about addressing environmental issues and mitigating the impacts of climate change. It also enables the development of advanced weather prediction models, which aid in disaster preparedness.
2. Technological advancements: Space exploration has led to numerous technological advancements that have far-reaching benefits. For instance, the development of satellite technology for space exploration has revolutionized communication and navigation systems, including GPS, which is used extensively in everyday life. Additionally, research conducted in space has advanced medical understanding and innovation, such as the development of new materials, improved prosthetics, and insights into human physiology.
These examples demonstrate the potential value of space exploration. The knowledge gained from studying Earth and space can improve our understanding of our planet, lead to technological advancements, and contribute to the betterment of society. Evaluating the cost-effectiveness of space exploration ultimately requires a more comprehensive analysis considering various factors, including scientific, societal, and economic impacts.