Pluto was discovered in 1930. The IAU scientists gave themselves tasks to determine the three main qualifications and the definition of Pluto. 1. Who are the stakeholders involved in this discovery? A. Scientists B. ...
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In 2006, the International Astronomical Union (IAU) made a decision regarding Pluto’s status. What was the decision? A) Pluto is a planet B) Pluto is no longer considered a planet C) Pluto is a dwarf planet D) Pluto remains in ...
who was involved? A. The International Astronomical Union B. NASA C. A team of astronomers D. Planetary scientists what happened? A. Pluto was reclassified B. Pluto was discovered C. A new planet was found D. Pluto became a star ...
Before 2006, people were certain of the fact that there were nine planets in the solar system, from Mercury all the way to Pluto. However, in 2006, a team of scientists known as the International Astronomical Union (IAU) met in ...
Pluto: The Former Planet? A team of scientists in Prague made an important decision that Pluto should not be considered a planet. What is it? Where did it happen? When did it happen? How did it happen or how are ...
Pluto was discovered in 1930. The IAU scientists gave themselves tasks to determine the three main qualifications and the definition of Pluto. When it was decided that Pluto should not be considered a planet, a team of scientists met in ...
Pluto: The Former Planet? A. The international B. Astronomical Union C. A team of D. Scientists met E. In Prague, Czech F. Republic G. 2006
The diagram shows a model of Earth and the Sun. If Jan rotates the model of Earth 360 degrees about its axis. Which of the following does one complete rotation of Earth represent? a year a day a month a ...
Drag and drop each item in the correct sequence to illustrate a solar eclipse. Moon Sun Earth
Luminosity (absolute brightness) is the amount of energy emitted by a star each second. Stars radiate light over a broad range of frequencies in the electromagnetic spectrum, from the low energy radio waves to high energy gamma rays. The luminosity ...
Drag and drop the items to compare and contrast rotation and revolution of Earth. both creates day and night 24 hours or 1 day creates seasons 365 days or 1 year moves around the Sun counterclockwise rotation spins on axis revolution
Which of the following are examples of the astronomical bodies that exist in the universe? planets light years comets solar systems galaxies
In general, how does the size and location of a star’s habitable zone depend on the star’s mass?
Which of the following is not considered a potential solution to the question of why we lack any evidence of a galactic civilization?
A___ stands out in a photo of a galaxy because it shines brightly with light from massive young stars and glowing clouds of gas and dust
Scientists think it is very unlikely that complex and large forms of life could evolve on planets that orbit stars that are much more massive than the Sun. Why?
Overall, does the nebular theory seem adequate for describing the origins of other planetary systems?
How can scientists account for the fact that extrasolar planets seem to come in a wider range of types than the planets of our solar system?
What is planetary migration, and how may it account for the surprising orbits of many extrasolar planets?
Directly detecting an Earth-size planet around one of the nearest stars (besides the Sun) is roughly equivalent to trying to take a picture of a ball point from a pen at a distance of about ________ kilometers.
Using the example of Earth, we can make arguments both in favor and against the likelihood of intelligence arising on a planet with life. Which of the following tends to suggest that intelligence might be relatively uncommon?