Which of the following regarding the dimensions of the knownuniverse, the Milky Way, and our solarsystem is
Question:
Which of the following regarding the dimensions of the knownuniverse, the Milky Way, and our solarsystem is not true?
Group of answer choices
The known universe stretches approximately 12 billionlight-years in all directions.
Earth is closest to the sun during the month of June.
The Milky Way is approximately 100,000 light-years from side toside.
On average, the Sun is approximately 150 million km (93 millionmi) from Earth.
Which of the following is false?
Group of answer choices
In addition to the Sun, several planets have enough mass tosustain nuclear reactions in their core.
The Sun produces energy through fusion.
Sunspots, caused by magnetic storms, are related to the level ofsolar activity.
The Sun and Solar System are part of the Milky Way Galaxy.
The Sun converts 4.26 million metric tons of mass to heat andlight energy every second.
If the Sun is halfway between the horizon and directly overhead,its altitude is
Group of answer choices
23.5°.
66.5°.
90°.
45°.
0°.
Expert Answer:
