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Solar System Power Point
Solar System Power Point

... – thin region below the corona, only about 30,000 km. thick 6. CORONA – forms the sun’s outer atmosphere ...
MID-TERM REVIEW 2013-2014
MID-TERM REVIEW 2013-2014

... • Ice, dust and rocky particles caught in an orbit around the Sun ...
chap18_f04_probs
chap18_f04_probs

... Multiplying each side of the expression by volume gives: Total mass = density  volume = # of atoms  mass of 1 atom  volume of Earth = 103 atoms / meter3  1.7  10-27 kilogram per atom  volume of Earth = 1.7  10-24 kilogram / meter3  4/3    R3 = 1.7  10-24 kilogram / meter3  13.51  (6.4 ...
III. Contents of The Universe
III. Contents of The Universe

... See video, damage Earth Collison, protecting Earth ...
Learning Tracker for Space Unit with ANSWERS
Learning Tracker for Space Unit with ANSWERS

... The closer they are together, the greater the gravity between them. It’s kind of like with magnets. The closer together they are, the harder they pull. ...
Week 10 - Galaxies and Universe Expansion
Week 10 - Galaxies and Universe Expansion

PTYS/ASTR 206 – Section 2 – Fall 2004 Activity #1: 8/25/04
PTYS/ASTR 206 – Section 2 – Fall 2004 Activity #1: 8/25/04

... A) Another name for the gas and dust from which our solar system formed B) A huge, spherical reservoir of comets in the outer reaches of our solar system C) The short-lived flash of green light sometimes seen just after the Sun sets D) The outermost layer of the Sun’s atmosphere #17. Just after the ...
Asteroids • Small, rocky objects in orbit around the Sun. +
Asteroids • Small, rocky objects in orbit around the Sun. +

... • Another Earth-orbit crossing asteroid. • No danger of collision… does not even come very close. • Due to high inclination of asteroid’s orbit ...
Space - PAMS-Doyle
Space - PAMS-Doyle

... • Asteroids are objects orbiting the sun that are too small to be considered planets, the belt is found between Mars and Jupiter. • Comets are balls of dust and ice that have a long tail that always points away from the sun. • Meteors are streaks of light that are created when a meteor is burned in ...
Ch. 21 notes-1
Ch. 21 notes-1

... Describe how the solar system was formed. Introduction Andromeda Galaxy is the most distant object you can see with your unaided eye. Light travels for 2 million years before reaching your eye. Moving Galaxies To study how and when the universe formed, astronomers use information about how galaxi ...
titel - Maastricht University
titel - Maastricht University

... The crisp galaxy in the center is on the background ...
hubble amazing universe worksheet
hubble amazing universe worksheet

... 17. Most stars revolve at relatively slow speeds, but Hubble detected ones going too _______________. They must be going around a BH. 18. Hubble provided actual evidence that ______________ collide with other planets. The impact cause gas to go 300,000 km into space, and generated extremely high tem ...
Venus By Davi P6
Venus By Davi P6

... Facts about Venus • Venus’s surface is so hot that if you were on it, you would burn in seconds. • The clouds on Venus are full of acid. If it rained and you were on it, it would burn your skin. • Venus can be seen from Earth, before the sunset or when its dark, Since it’s the evening star, You wou ...
Chapter 1: Solar System
Chapter 1: Solar System

... They are leftover pieces of the early solar system that never came together to form a planet. 3. a. What is a meteoroid? A chunk of rock or dust in space. ...
100 Greatest Discoveries in Science
100 Greatest Discoveries in Science

... gravitational pull on the star. Scientists don’t look for the planets because they don’t create their own light and are very dim. How many “extra solar” planets (planets outside our solar system) have been found so far? Around 130 What qualities would a planet need to support life? The star the plan ...
The Earth - Eniscuola
The Earth - Eniscuola

... above our heads, and the revolution around the Sun in a slightly elliptical orbit. The two main units of time, days and years, derive respectively from the rotation and revolution movements. The length of a day can be measured as the time interval between two consecutive transits of the Sun or of a ...
Space Weather
Space Weather

... Effects on GNSS Global navigation satellite systems, such as the global positioning system (GPS) operated by the United States, have become an essential part of aviation, and the FAA’s NextGen modernization plan calls for even more utilization of this technology. In a simplified fashion, this techno ...
life
life

... L = Mean lifetime of intelligent life = 100 – 109 years •We have the ability to destroy civilization •We are also damaging our environment •We are using up non-renewable resources •Civilizations may “mature” – some evidence •Sustainable civilizations is technically possible ...
February 2016
February 2016

... the Orion Nebula, containing thousands of new stars with light so bright it's visible to the naked eye. At over 400 parsecs (1,300 light years) distant, it's one of the most spectacular sights in the night sky, and the vast majority of the light from galaxies originates from nebulae like this one. B ...
Astronomy Directed Reading
Astronomy Directed Reading

... 35. When ocean water evaporated, chemicals in the ocean combined to form __________________. 36. Earth’s atmosphere and surface cooled because ocean water also dissolved much of the __________________________________________________ in the atmosphere. Ch 27.2, 3 Models and Inner Planets 37. The tend ...
PowerPoint
PowerPoint

... The first eon of Earth’s history, from about 4.5 to 3.8 billion years ago, is named the hadean after hades, the Greek word for hell because of the intense heat on Earth. Most original rock from this period was melted and recycled into Earth’s crust, so very few samples remain from our planet’s forma ...
Document
Document

... The moon’s large size and low density suggest that it may have emerged from such an explosion. The impact would have been so huge that material from the Earth’s outer 4. _______________ would layer have been sent hurtling into space. This “impact” theory is widely accepted but is still just one theo ...
News Analysis - Learning Space
News Analysis - Learning Space

... It simplified large number of physical theories It is not rigid, it is flexible. It can be distorted and warped as large masses move through it. ...
Instructions for
Instructions for

... Instruct the students to place the pictures in order from smallest to largest. Allow up to 5 minutes and encourage logical discussion based on current knowledge. HINTS You can give one or more hints as needed. The letters below correspond to the letters representing the images. A. The distance betwe ...
Document
Document

... • Just below the photosphere is the convection zone. – Energy is transported from deeper in the Sun by convection, in patterns similar to those found in a pot of boiling water - hot gas rises, dumps its energy into the photosphere, and, then cooler, sinks back down. ...
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Outer space



Outer space, or just space, is the void that exists between celestial bodies, including the Earth. It is not completely empty, but consists of a hard vacuum containing a low density of particles, predominantly a plasma of hydrogen and helium as well as electromagnetic radiation, magnetic fields, neutrinos, dust and cosmic rays. The baseline temperature, as set by the background radiation from the Big Bang, is 2.7 kelvin (K). Plasma with a number density of less than one hydrogen atom per cubic metre and a temperature of millions of kelvin in the space between galaxies accounts for most of the baryonic (ordinary) matter in outer space; local concentrations have condensed into stars and galaxies. In most galaxies, observations provide evidence that 90% of the mass is in an unknown form, called dark matter, which interacts with other matter through gravitational but not electromagnetic forces. Data indicates that the majority of the mass-energy in the observable Universe is a poorly understood vacuum energy of space which astronomers label dark energy. Intergalactic space takes up most of the volume of the Universe, but even galaxies and star systems consist almost entirely of empty space.There is no firm boundary where space begins. However the Kármán line, at an altitude of 100 km (62 mi) above sea level, is conventionally used as the start of outer space in space treaties and for aerospace records keeping. The framework for international space law was established by the Outer Space Treaty, which was passed by the United Nations in 1967. This treaty precludes any claims of national sovereignty and permits all states to freely explore outer space. Despite the drafting of UN resolutions for the peaceful uses of outer space, anti-satellite weapons have been tested in Earth orbit.Humans began the physical exploration of space during the 20th century with the advent of high-altitude balloon flights, followed by manned rocket launches. Earth orbit was first achieved by Yuri Gagarin of the Soviet Union in 1961 and unmanned spacecraft have since reached all of the known planets in the Solar System. Due to the high cost of getting into space, manned spaceflight has been limited to low Earth orbit and the Moon.Outer space represents a challenging environment for human exploration because of the dual hazards of vacuum and radiation. Microgravity also has a negative effect on human physiology that causes both muscle atrophy and bone loss. In addition to these health and environmental issues, the economic cost of putting objects, including humans, into space is high.
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