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Basic Astronomy - Statistics
General Stats
- This quiz has been taken 54 times
- The average score is 14 of 34
Answer Stats
| Hint | Answer | % Correct |
|---|---|---|
| A _____ is a region of space with a gravitational pull so strong that nothing, including light, can escape | Blackhole | 95%
|
| _____ is the hottest planet in our solar system because of its thick atmosphere, which is made up of greenhouse gases like carbon dioxide | Venus | 95%
|
| The ______ Galaxy, also known as M31, is a barred spiral galaxy and the closest major galaxy to the Milky Way | Andromeda | 93%
|
| The first men to walk on the moon were Edwin "Buzz" Aldrin, Jr. and Neil ______ who landed on July 20, 1969 as part of the Apollo 11 mission | Armstrong | 93%
|
| A ____ is a massive explosion that occurs when a star reaches the end of its life. | Supernova | 93%
|
| _____ are giant clouds of dust and gas in space. Some ____ are formed from the gas and dust thrown out by dying stars, while others are regions where new stars are forming. | Nebula | 80%
|
| Yuri ______ from the Soviet Union was the first human in space. His vehicle, Vostok 1 circled Earth at a speed of 27,400 kilometers per hour with the flight lasting 108 minutes | Gagarin | 73%
|
| Space is almost a ______, so sound waves can't travel through it. This means that you can't hear stars explode | vacuum | 73%
|
| Jupiter's Great_______ is a giant storm that's been shrinking over the past few decades. | Red spot | 70%
|
| The closest star to us is our very own Sun. The next closest star is Proxima _____. | Centauri | 58%
|
| ____ was the first dog to orbit the Earth, she went into space in November 1957 aboard the Soviet spacecraft Sputnik 2: | Laika | 58%
|
| The largest mountain on Mars is ____ Mons, which is also the tallest mountain and volcano in the solar system. | Olympus | 55%
|
| The ______ program is an American scientific program that employs two interstellar probes. They were launched in 1977 to take advantage of a favorable planetary alignment to explore the two gas giants Jupiter and Saturn and potentially also the ice giants, Uranus and Neptune - to fly near them while collecting data for transmission back to Earth. | Voyager | 55%
|
| The ____ Cloud is believed to be a giant spherical shell surrounding the Sun, planets and Kuiper Belt Objects. | Oort | 53%
|
| _______ is the most significant interaction between objects at the macroscopic scale, and it determines the motion of planets, stars, galaxies, and even light. | Gravity | 45%
|
| The Hubble Space Telescope is a large, versatile observatory that orbits Earth and is used to study the cosmos. In what year was it that was it launched? | 1990 | 40%
|
| Mars has two moons, they are Phobos and ____? | Deimos | 40%
|
| When a star is dying and has run out of hydrogen fuel for nuclear fusion, it becomes a _____ | Red giant | 40%
|
| The Tunguska explosion on June 30, 1908, was the largest ____ impact in recorded history. It flattened 830 square miles (2,150 sq km) of Siberian forest. | asteroid | 38%
|
| The ____ death of the universe is a theory about how the universe will eventually reach a state of maximum entropy and no thermodynamic free energy | heat | 35%
|
| The International Space Station (ISS) is a large, orbiting space laboratory that serves as a platform for scientific research. In what year was it launched? | 1998 | 25%
|
| A comet has four parts, the nucleus, the coma, the ion tail, and the ____tail. | dust | 20%
|
| What was the name of the 2016 American biographical drama film that detailed the lives of three female African-American mathematicians: Katherine Goble Johnson, Dorothy Vaughan and Mary Jackson as they worked at NASA during the Space Race? | Hidden Figures | 20%
|
| The asteroid that killed the dinosaurs was the ____ impactor, which hit Earth 66 million years ago | Chicxulub | 15%
|
| The biggest star in the universe (that we know of), is _____ a variable hypergiant with a radius around 1,700 times larger than the radius of the sun. | UY Scuti | 15%
|
| With comets, the sun's radiation heats the comet's ___, causing the ice to sublimate into gas and dust. | nucleus | 13%
|
| What Florentine astronomer was accused of heresy in the 1600s for his controversial thought? | Galilei | 10%
|
| The ________ is an 2008 novel by the Chinese science fiction author Liu Cixin. It is the first novel in the Remembrance of Earth's Past trilogy. The series portrays a fictional past, present, and future wherein Earth encounters an alien civilization from a nearby system of three Sun-like stars orbiting one another. | Three Body problem | 8%
|
| A comet has two tails. The plasma trail (ion tail) which draws a straight line like a broom, and which comprises electrons and ions that are ionized by the sun's ______ radiation. | Ultraviolet | 5%
|
| A comets nucleus is composed of rock, dust, and frozen _____. | gases | 3%
|
| Our sun orbits around the centre of the Milky Way Galaxy at an average velocity of 828,000 km/hr. How many millions of years does it take to make one complete orbit around the Milky Way? | 230 | 0%
|
| A comets coma is a large, dusty_______surrounding the nucleus, made up of sublimated gas mixed with dust | atmosphere | 0%
|
| The three main types of telescopes are refracting, reflecting and _____ | catadioptric | 0%
|
| China's first long-term space station, _______ is a modular design that orbits between 210 and 280 miles above Earth's surface. The station is operated by the China Manned Space Agency. | Tiangong | 0%
|
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