ASTR120 Homework 1 − Solutions
... If we double the amount of force to 12 N, the acceleration of the same brick would be : 12 = m a a = 12 m a = 12 3 a = 4 mss Ch. 4, Prob. 31. Mercury : Your diagram should look exactly like the one in box 4 - 1. In this case, the inferior planet is Mercury. You can tell from the diagram that b ...
... If we double the amount of force to 12 N, the acceleration of the same brick would be : 12 = m a a = 12 m a = 12 3 a = 4 mss Ch. 4, Prob. 31. Mercury : Your diagram should look exactly like the one in box 4 - 1. In this case, the inferior planet is Mercury. You can tell from the diagram that b ...
Comets, Asteroids, and Meteors
... • Definition: objects that are too small and numerous to be considered planets • Rocky – 75% of all asteroids • Iron (metals) – 7% of all asteroids • Mixed (rock and iron blended) – 18% of all asteroids ...
... • Definition: objects that are too small and numerous to be considered planets • Rocky – 75% of all asteroids • Iron (metals) – 7% of all asteroids • Mixed (rock and iron blended) – 18% of all asteroids ...
Our Solar System
... Earth – third planet from the Sun More than 70 percent of surface is covered with water Atmosphere consists of several layers, is mostly composed of nitrogen and oxygen, and protects the surface from meteors and Sun’s radiation It is an average of 93 million miles away from the sun, and comp ...
... Earth – third planet from the Sun More than 70 percent of surface is covered with water Atmosphere consists of several layers, is mostly composed of nitrogen and oxygen, and protects the surface from meteors and Sun’s radiation It is an average of 93 million miles away from the sun, and comp ...
astronomy - sfox4science
... The four outer planets (Jupiter, Saturn, Uranus, and Neptune) are known as the “gas giants,” because they are much larger than Earth and are made almost entirely of gases. Since the gas planets have so much mass compared to the inner planets, they exert a much stronger gravitational force. Pluto is ...
... The four outer planets (Jupiter, Saturn, Uranus, and Neptune) are known as the “gas giants,” because they are much larger than Earth and are made almost entirely of gases. Since the gas planets have so much mass compared to the inner planets, they exert a much stronger gravitational force. Pluto is ...
Rotation and Revolution
... Night and Day What causes night and day? The rotation of the Earth • The side of the Earth that is facing the sun has daylight, the side of the Earth away from the sun has night. • It takes 24 hours for the Earth to complete one rotation. • The Earth is tilted on it’s axis at a 23.5 degree angle. • ...
... Night and Day What causes night and day? The rotation of the Earth • The side of the Earth that is facing the sun has daylight, the side of the Earth away from the sun has night. • It takes 24 hours for the Earth to complete one rotation. • The Earth is tilted on it’s axis at a 23.5 degree angle. • ...
32) What spacecraft mission crashed because the NASA contractor
... C) The force of attraction between any two objects decreases with the square of the distance between their centers. D) As a planet moves around its orbit, it sweeps out equal areas in equal times. E) A planet or comet in a non-circular orbit travels faster when it is nearer to the Sun and slower whe ...
... C) The force of attraction between any two objects decreases with the square of the distance between their centers. D) As a planet moves around its orbit, it sweeps out equal areas in equal times. E) A planet or comet in a non-circular orbit travels faster when it is nearer to the Sun and slower whe ...
32) What spacecraft mission crashed because the NASA contractor
... C) The force of attraction between any two objects decreases with the square of the distance between their centers. D) As a planet moves around its orbit, it sweeps out equal areas in equal times. E) A planet or comet in a non-circular orbit travels faster when it is nearer to the Sun and slower whe ...
... C) The force of attraction between any two objects decreases with the square of the distance between their centers. D) As a planet moves around its orbit, it sweeps out equal areas in equal times. E) A planet or comet in a non-circular orbit travels faster when it is nearer to the Sun and slower whe ...
Unit 2 : Astronomy A. Earth`s motion 1. rotation – turning or spinning
... 1. Barycenter – the point between two objects where they balance each other (see-saw) 2. it is the center of mass where two or more celestial bodies orbit each other 3. For example – the moon does not orbit the exact center of the Earth, but a point on a line between the Earth and the Moon approxima ...
... 1. Barycenter – the point between two objects where they balance each other (see-saw) 2. it is the center of mass where two or more celestial bodies orbit each other 3. For example – the moon does not orbit the exact center of the Earth, but a point on a line between the Earth and the Moon approxima ...
Threats to Earth - World of Teaching
... temperatures fell, causing ______________ climate so ______________ change. Asteroids craters extinction million snowballs water ...
... temperatures fell, causing ______________ climate so ______________ change. Asteroids craters extinction million snowballs water ...
Observation & Inference - East Hanover Schools Online
... meteor, meteorite, meteoroid? The Quick Trick: Oids are outside the atmosphere, ites are inside it, and meteors are in between. ...
... meteor, meteorite, meteoroid? The Quick Trick: Oids are outside the atmosphere, ites are inside it, and meteors are in between. ...
ppt - The Eclecticon of Dr French
... The Ishango Bone was certainly a rudimentary form of tally-counting. It is conjectured that it might be a six month lunar calendar.... The Babylonians believed in a flat Earth floating in “the waters of chaos”. Although it is uncertain how coherent their cosmological understanding was, they did rec ...
... The Ishango Bone was certainly a rudimentary form of tally-counting. It is conjectured that it might be a six month lunar calendar.... The Babylonians believed in a flat Earth floating in “the waters of chaos”. Although it is uncertain how coherent their cosmological understanding was, they did rec ...
Lecture 8 Ptolemy
... Since it is always at the center, it can’t be moving as a whole. or by rotating once/day The earth’s surface would be moving about 1000 miles/hour. The result would be that all objects not actually standing on the earth would appear to have the same motion, opposite to that of the earth; neither clo ...
... Since it is always at the center, it can’t be moving as a whole. or by rotating once/day The earth’s surface would be moving about 1000 miles/hour. The result would be that all objects not actually standing on the earth would appear to have the same motion, opposite to that of the earth; neither clo ...
Rotation and Revolution
... Night and Day What causes night and day? The rotation of the Earth • The side of the Earth that is facing the sun has daylight, the side of the Earth away from the sun has night. • It takes 24 hours for the Earth to complete one rotation. • The Earth is tilted on it’s axis at a 23.5 degree angle. • ...
... Night and Day What causes night and day? The rotation of the Earth • The side of the Earth that is facing the sun has daylight, the side of the Earth away from the sun has night. • It takes 24 hours for the Earth to complete one rotation. • The Earth is tilted on it’s axis at a 23.5 degree angle. • ...
Rotation and Revolution
... Night and Day What causes night and day? The rotation of the Earth • The side of the Earth that is facing the sun has daylight, the side of the Earth away from the sun has night. • It takes 24 hours for the Earth to complete one rotation. • The Earth is tilted on it’s axis at a 23.5 degree angle. • ...
... Night and Day What causes night and day? The rotation of the Earth • The side of the Earth that is facing the sun has daylight, the side of the Earth away from the sun has night. • It takes 24 hours for the Earth to complete one rotation. • The Earth is tilted on it’s axis at a 23.5 degree angle. • ...
the Powerpoint
... a few hundred kilometers larger than that of Venus. The four seasons are a result of Earth's axis of rotation being tilted more than 23 degrees. ...
... a few hundred kilometers larger than that of Venus. The four seasons are a result of Earth's axis of rotation being tilted more than 23 degrees. ...
Atmosphere of Venus, Mars and Earth (PDF: 1.7MB)
... photosynthesis and oxygen amount increased to be 1/100 of the present Then multicellular organism 1/100 of the present. Then, multicellular organism appeared on the Earth. It was 800 million years ago that crustacean and mollusk appeared when oxygen that crustacean and mollusk appeared, when o ...
... photosynthesis and oxygen amount increased to be 1/100 of the present Then multicellular organism 1/100 of the present. Then, multicellular organism appeared on the Earth. It was 800 million years ago that crustacean and mollusk appeared when oxygen that crustacean and mollusk appeared, when o ...
PHYS 390 Lecture 6 - A tour of the planets 6 - 1 Lecture 6
... 3000 kg/m3 (like the Moon), so they "float" on the more dense interior rocks. Density of iron etc., is closer to 6000 kg/m3. Mercury, Venus, Earth: density ~5500 kg/m3, lots of iron (56Fe) and nickel (58Ni) in the core Mars, Moon: density ~3300 to 3500 kg/m3, more silicates (SiO2-based) in mantle Ju ...
... 3000 kg/m3 (like the Moon), so they "float" on the more dense interior rocks. Density of iron etc., is closer to 6000 kg/m3. Mercury, Venus, Earth: density ~5500 kg/m3, lots of iron (56Fe) and nickel (58Ni) in the core Mars, Moon: density ~3300 to 3500 kg/m3, more silicates (SiO2-based) in mantle Ju ...
March 25, 2011 - RASC – Mississauga Centre
... has solar energy, water, carbon dioxide, and methane. Ice on Mars is covered by a few meters of salt and is easily accessible. On Earth, methane is produced mainly by life. Methane is also present in the Martian atmosphere but there it is patchy and changes and breaks down within 100,000 years. It c ...
... has solar energy, water, carbon dioxide, and methane. Ice on Mars is covered by a few meters of salt and is easily accessible. On Earth, methane is produced mainly by life. Methane is also present in the Martian atmosphere but there it is patchy and changes and breaks down within 100,000 years. It c ...
Natalie and Holly 7F
... Sun is the main source of energy for earth and all living things on the planet. In addition, if we didn’t have the sun to orbit, Earth would fly into space, moving in an infinite line. ...
... Sun is the main source of energy for earth and all living things on the planet. In addition, if we didn’t have the sun to orbit, Earth would fly into space, moving in an infinite line. ...
Maps & Projections - New York Science Teacher
... Why are there time zones on Earth? If it 2pm in New York State and California is 45 degrees west, what time is it in California? ...
... Why are there time zones on Earth? If it 2pm in New York State and California is 45 degrees west, what time is it in California? ...
Integrative Studies 410 Our Place in the Universe
... • Often one is interested in how quantities change when an object or a system is enlarged or shortened • Different quantities will change by different factors! • Typical example: how does the circumference, surface, volume of a sphere change when its radius changes? ...
... • Often one is interested in how quantities change when an object or a system is enlarged or shortened • Different quantities will change by different factors! • Typical example: how does the circumference, surface, volume of a sphere change when its radius changes? ...
The Planets
... Most meteoroids originate from any one of the following three sources: (1) interplanetary debris that was not gravitationally swept up by the planets during the formation of the solar system, (2) material from the asteroid belt, or (3) the solid remains of comets that once traveled near Earth’s or ...
... Most meteoroids originate from any one of the following three sources: (1) interplanetary debris that was not gravitationally swept up by the planets during the formation of the solar system, (2) material from the asteroid belt, or (3) the solid remains of comets that once traveled near Earth’s or ...
Name - MIT
... C) The meteorites are primarily composed of carbon D) The meteorites are older than 5.6 billion years E) The meteorites have very high concentrations of Nitrogen 33) Regolith is another name for … A) the mechanically weak region of the upper mantle of the Earth. B) the Lunar soil C) the supercontine ...
... C) The meteorites are primarily composed of carbon D) The meteorites are older than 5.6 billion years E) The meteorites have very high concentrations of Nitrogen 33) Regolith is another name for … A) the mechanically weak region of the upper mantle of the Earth. B) the Lunar soil C) the supercontine ...
Name - MIT
... Newton Radiation Belts Van Allen Radiation Belts Kuiper Belts Einstein Belts Oort Clouds ...
... Newton Radiation Belts Van Allen Radiation Belts Kuiper Belts Einstein Belts Oort Clouds ...
Grade 5 Science Pacing Guide 2015-2016 Quarter 2
... 5.2.3 In monthly intervals, observe and draw the length and direction of shadows cast by the sun at several chosen times during the day. (5 days) Use the recorded data as evidence to explain how those shadows were affected by the relative position of the earth and sun. Unit #2: The Moon Observe and ...
... 5.2.3 In monthly intervals, observe and draw the length and direction of shadows cast by the sun at several chosen times during the day. (5 days) Use the recorded data as evidence to explain how those shadows were affected by the relative position of the earth and sun. Unit #2: The Moon Observe and ...