File
... An asteroid about the size of a mountain struck earth 65 million years ago. As a result, there were catastrophic changes to the Earth’s atmosphere. Some scientists think these changes were responsible for global mass extinction of thousands of species, including the dinssaurs. There are many impact ...
... An asteroid about the size of a mountain struck earth 65 million years ago. As a result, there were catastrophic changes to the Earth’s atmosphere. Some scientists think these changes were responsible for global mass extinction of thousands of species, including the dinssaurs. There are many impact ...
Celestial Bodies
... It’s also tilted (compared to the other planets), it flies through space on its side. ...
... It’s also tilted (compared to the other planets), it flies through space on its side. ...
document
... Coma (103 to 105 km in diameter) is gaseous & is a cloud of evaporated ices and ions. As comet approaches Sun ices sublime, change from solid to gas, dust grains loosen and move away ...
... Coma (103 to 105 km in diameter) is gaseous & is a cloud of evaporated ices and ions. As comet approaches Sun ices sublime, change from solid to gas, dust grains loosen and move away ...
space - Kidblog
... Mars is smaller than both Earth and Venus. The first spacecraft to visit Mars was Mariner 4 in 1965. Several others followed, most recently in 2008, when Phoenix landed in the northern plains to search for water. Three Mars orbiters (Mars Reconnaissance Orbiter, Mars Odyssey, and Mars Express) are a ...
... Mars is smaller than both Earth and Venus. The first spacecraft to visit Mars was Mariner 4 in 1965. Several others followed, most recently in 2008, when Phoenix landed in the northern plains to search for water. Three Mars orbiters (Mars Reconnaissance Orbiter, Mars Odyssey, and Mars Express) are a ...
File
... a meteor crossing the sky If the asteroid fragment is big enough, fist-sized or so, it won't burn up completely and will fall to the Earth as a meteorite These small meteorites do not explode or make craters when they hit They just hit like an extra large hailstone or a rock thrown from across th ...
... a meteor crossing the sky If the asteroid fragment is big enough, fist-sized or so, it won't burn up completely and will fall to the Earth as a meteorite These small meteorites do not explode or make craters when they hit They just hit like an extra large hailstone or a rock thrown from across th ...
File
... The second type of asteroid is composed of mostly iron and nickel. These asteroids have a shiny, metallic appearance, especially on fresh surfaces. The third, and rarest, type of asteroid is made mostly of carbon materials, which give this type of asteroid a dark color. Comets Comets: a small body o ...
... The second type of asteroid is composed of mostly iron and nickel. These asteroids have a shiny, metallic appearance, especially on fresh surfaces. The third, and rarest, type of asteroid is made mostly of carbon materials, which give this type of asteroid a dark color. Comets Comets: a small body o ...
The Story Of The Moon... 4.5 billion years ago, not too long after the
... The Story Of The Moon... 4.5 billion years ago, not too long after the Earth formed, the moon developed. At the time of the moons formation, their were 8 planets in our solar system. A planet approximately the size of Mars revolved very closely to the Earth. This planet made several close passes tow ...
... The Story Of The Moon... 4.5 billion years ago, not too long after the Earth formed, the moon developed. At the time of the moons formation, their were 8 planets in our solar system. A planet approximately the size of Mars revolved very closely to the Earth. This planet made several close passes tow ...
Meteors and Meteorites
... meteor, called a fireball, lights up the sky for several seconds. An object with greater mass, perhaps 10 grams or more, may not be destroyed by Earth’s atmosphere. A meteorite is a space object that reaches Earth’s surface. The outside of a meteorite is usually smooth from melting, but the inside m ...
... meteor, called a fireball, lights up the sky for several seconds. An object with greater mass, perhaps 10 grams or more, may not be destroyed by Earth’s atmosphere. A meteorite is a space object that reaches Earth’s surface. The outside of a meteorite is usually smooth from melting, but the inside m ...
Moons, Comets, Meteors, and Asteroids PowerPoint
... A satellite is a moon, planet or machine that orbits a planet or star. There are both artificial satellites that we create and launch into orbit and also natural satellites like the Earth (orbiting the Sun) and Moon (Orbiting the Earth). ...
... A satellite is a moon, planet or machine that orbits a planet or star. There are both artificial satellites that we create and launch into orbit and also natural satellites like the Earth (orbiting the Sun) and Moon (Orbiting the Earth). ...
Other Objects in the Solar System
... being pulled to the Earth by Earth’s gravity. As it falls, it rubs against the molecules of the air. This rubbing, causes the rock to become hot and vaporize, and the air to glow. This is called a meteor, a bright streak of light across the sky. (shooting star) A meteorite is a rock which does not c ...
... being pulled to the Earth by Earth’s gravity. As it falls, it rubs against the molecules of the air. This rubbing, causes the rock to become hot and vaporize, and the air to glow. This is called a meteor, a bright streak of light across the sky. (shooting star) A meteorite is a rock which does not c ...
Lecture 1 Review Sheet
... Explain the nebular theory of planet formation Why is the Earth a sphere? List all the planets and dwarf planets from closest to farthest from the sun What does it mean when astronomers speak of a planet having “cleared all of its orbit”? Why is there an asteroid belt between Mars and Jupiter? What ...
... Explain the nebular theory of planet formation Why is the Earth a sphere? List all the planets and dwarf planets from closest to farthest from the sun What does it mean when astronomers speak of a planet having “cleared all of its orbit”? Why is there an asteroid belt between Mars and Jupiter? What ...
Slide 1
... Asteroids • Asteroid Belt – Area between the orbits of Mars and Jupiter where most asteroids are found. • The asteroid belt extends about 150 million km between the two planets. • Asteroids might exist here because the massive gravity of Jupiter did not allow a planet to form at this position. • As ...
... Asteroids • Asteroid Belt – Area between the orbits of Mars and Jupiter where most asteroids are found. • The asteroid belt extends about 150 million km between the two planets. • Asteroids might exist here because the massive gravity of Jupiter did not allow a planet to form at this position. • As ...
Document
... Origin of Moon - Giant Impact Hypothesis - Plausible origin for axial tilt - Wild explanation of iron core but both planets have them! - Differentiation of Earth & loss of mantle to form Moon is still favoured - Big, Close & Fast at first: 56 hour day, huge tides and Moon same size but 18X ...
... Origin of Moon - Giant Impact Hypothesis - Plausible origin for axial tilt - Wild explanation of iron core but both planets have them! - Differentiation of Earth & loss of mantle to form Moon is still favoured - Big, Close & Fast at first: 56 hour day, huge tides and Moon same size but 18X ...
Space Wk 6 Student PPT
... • A streak of light ( a “shooting star”0 that suddenly appears in the sky when a particle from a comet or asteroid enters the Earth’s atmosphere • Most meteors occur in the region of the atmosphere called the thermosphere. This “meteoric region” lies between about 80 km and 120 Km in altitude. ...
... • A streak of light ( a “shooting star”0 that suddenly appears in the sky when a particle from a comet or asteroid enters the Earth’s atmosphere • Most meteors occur in the region of the atmosphere called the thermosphere. This “meteoric region” lies between about 80 km and 120 Km in altitude. ...
Space Exploration
... Originally spacecraft were used only once, in the 1980s, NASA developed reusable spacecrafts, the space shuttles Launched like rockets but land like modernday airplanes Considered the most complex machines ever built Used to take satellites and instruments into space ...
... Originally spacecraft were used only once, in the 1980s, NASA developed reusable spacecrafts, the space shuttles Launched like rockets but land like modernday airplanes Considered the most complex machines ever built Used to take satellites and instruments into space ...
Sun_and_space_technology_study guide
... 6. Which type of mission can provide information about more than one planet? flyby 7. Which type of mission often involves collecting and testing samples from a planet’s surface? lander 8. Asteroids and comets that cross the orbit of Earth are classified as _______________. Near Earth Object 9. Whic ...
... 6. Which type of mission can provide information about more than one planet? flyby 7. Which type of mission often involves collecting and testing samples from a planet’s surface? lander 8. Asteroids and comets that cross the orbit of Earth are classified as _______________. Near Earth Object 9. Whic ...
Lecture 1 Review Sheet
... List all the planets and dwarf planets from closest to farthest from the sun What does it mean when astronomers speak of a planet having “cleared all of its orbit”? Why is there an asteroid belt between Mars and Jupiter? What are the three original sources of most meteorites? Why can meteorites most ...
... List all the planets and dwarf planets from closest to farthest from the sun What does it mean when astronomers speak of a planet having “cleared all of its orbit”? Why is there an asteroid belt between Mars and Jupiter? What are the three original sources of most meteorites? Why can meteorites most ...
Astronomy
... Rocky objects that revolve around the sun but are too small to be considered a planet ...
... Rocky objects that revolve around the sun but are too small to be considered a planet ...
Three basic types of asteroids
... deploy an impactor that will essentially be "run over" by the nucleus of comet Tempel 1 on, July 4. Before, during and after the demise of this 820-pound impactor, a "flyby" spacecraft will be watching the 4-mile wide comet nucleus from nearby, collecting pictures and data of the event. The impactor ...
... deploy an impactor that will essentially be "run over" by the nucleus of comet Tempel 1 on, July 4. Before, during and after the demise of this 820-pound impactor, a "flyby" spacecraft will be watching the 4-mile wide comet nucleus from nearby, collecting pictures and data of the event. The impactor ...
here
... • ‘Head’ is made up of billions of particles of dust and rock and it shines by reflected light. • ‘Tail’ is made up of gas and gives off its own light and it points away from the sun due to the pressure of solar winds. • The most famous comet is Haley's Comet. In 1705 Edmund Haley predicted that a ...
... • ‘Head’ is made up of billions of particles of dust and rock and it shines by reflected light. • ‘Tail’ is made up of gas and gives off its own light and it points away from the sun due to the pressure of solar winds. • The most famous comet is Haley's Comet. In 1705 Edmund Haley predicted that a ...
Document
... • Bodies in the solar system that orbit the Sun. • Typically made of rock and metal but can also contain organic compounds. ...
... • Bodies in the solar system that orbit the Sun. • Typically made of rock and metal but can also contain organic compounds. ...
Ch. 20-2 Sun Study Gd. Revised
... 4. When a meteoroid enters Earth’s atmosphere, friction causes it to burn up and produce a streak of light called a(n) __________________________________________________ . 5. A chunk of ice and dust whose orbit is usually a long, narrow ellipse is a(n) __________________ . 6. If a meteoroid hits Ear ...
... 4. When a meteoroid enters Earth’s atmosphere, friction causes it to burn up and produce a streak of light called a(n) __________________________________________________ . 5. A chunk of ice and dust whose orbit is usually a long, narrow ellipse is a(n) __________________ . 6. If a meteoroid hits Ear ...