Exam 1 practice questions
... Which of the following is true according to Newton’s Laws of Motion? 1. Objects in motion will gradually slow down unless acted upon by a force 2. Objects going in a circular path at a constant speed must be experiencing a force 3. A book that is resting on a table is not subject to any forces at al ...
... Which of the following is true according to Newton’s Laws of Motion? 1. Objects in motion will gradually slow down unless acted upon by a force 2. Objects going in a circular path at a constant speed must be experiencing a force 3. A book that is resting on a table is not subject to any forces at al ...
Document
... Momentum => Rotation rate: few to many times per second!!! Huge Magnetic field: 1012 x Earth's! What type of object can these conditions produce? ...
... Momentum => Rotation rate: few to many times per second!!! Huge Magnetic field: 1012 x Earth's! What type of object can these conditions produce? ...
The Final Flight of Atlantis - Westchester Amateur Astronomers
... next generation detector 10 times more sensitive than its predecessor. “We’ll be monitoring a volume of space a thousand times greater than before,” says Cavaglia. “This will transform LIGO into a real observational tool.” When Advanced LIGO is completed in 2014 or so, the inner workings of black ho ...
... next generation detector 10 times more sensitive than its predecessor. “We’ll be monitoring a volume of space a thousand times greater than before,” says Cavaglia. “This will transform LIGO into a real observational tool.” When Advanced LIGO is completed in 2014 or so, the inner workings of black ho ...
Physics 241 – Final Exam
... should always draw a ray that starts parallel to the principal axis – we called this the parallel ray. Which of the following statements gives the most accurate description of this ray? (a) The parallel ray passes through the center of the lens. (b) After passing through the lens, the parallel ray ( ...
... should always draw a ray that starts parallel to the principal axis – we called this the parallel ray. Which of the following statements gives the most accurate description of this ray? (a) The parallel ray passes through the center of the lens. (b) After passing through the lens, the parallel ray ( ...
1. AP Intro Optics GOOD
... - Planck described light as discrete bundles of energy and proposed that the energy of a single photon is: E=h·f where: • f is the frequency of the light; • n is the index of refraction of the medium (n = 1 for open space); • h is the Planck constant, which has the value: h = 6.62 x 10-34 J·s (Joule ...
... - Planck described light as discrete bundles of energy and proposed that the energy of a single photon is: E=h·f where: • f is the frequency of the light; • n is the index of refraction of the medium (n = 1 for open space); • h is the Planck constant, which has the value: h = 6.62 x 10-34 J·s (Joule ...
4.1 The Concepts of Force and Mass
... • The lens only contributes about 20-25% of the refraction, but its function is important, as it provides the fine-tuning mechanism. • The retina acts as the film, or CCD and receives the image, which it then sends, via the optic nerve, to the brain, which interprets the image. ...
... • The lens only contributes about 20-25% of the refraction, but its function is important, as it provides the fine-tuning mechanism. • The retina acts as the film, or CCD and receives the image, which it then sends, via the optic nerve, to the brain, which interprets the image. ...
impressedIntro1
... • Don’t penalize them for too much curiosity, but don’t go off on tangents for too long. • If you don’t know the answer, admit it. • But promise to find out an answer, and then follow through! ...
... • Don’t penalize them for too much curiosity, but don’t go off on tangents for too long. • If you don’t know the answer, admit it. • But promise to find out an answer, and then follow through! ...
4.5.5. Black Holes
... the event horizon. To the Minkowskian observer at r , light emitted by an ingoing particle will be redshifted by an increasing amount as the particle approaches the event horizon. Physically, one possible way to form black holes is through the collapse of stars or cluster of stars [see S.W.Hawki ...
... the event horizon. To the Minkowskian observer at r , light emitted by an ingoing particle will be redshifted by an increasing amount as the particle approaches the event horizon. Physically, one possible way to form black holes is through the collapse of stars or cluster of stars [see S.W.Hawki ...
1 The Gravitational Field Gravitational Potential Energy Grav
... The potential energy is negative because the force is attractive and we chose the potential energy to be zero at infinite separation An external agent must do positive work to increase the separation between two objects ...
... The potential energy is negative because the force is attractive and we chose the potential energy to be zero at infinite separation An external agent must do positive work to increase the separation between two objects ...
If light is a wave…
... If you look more closely at the Sun's spectrum, you will notice the presence of dark lines. These lines are caused by the Sun's atmosphere absorbing light at certain wavelengths, causing the intensity of the light at this wavelength to drop and appear dark. The atoms and molecules in a gas will abso ...
... If you look more closely at the Sun's spectrum, you will notice the presence of dark lines. These lines are caused by the Sun's atmosphere absorbing light at certain wavelengths, causing the intensity of the light at this wavelength to drop and appear dark. The atoms and molecules in a gas will abso ...
10 Scientific Laws and Theories You Really Should Know
... distance from the sun. A planet relatively close to the sun, like Venus, has a far briefer orbital period than a distant planet, such as Neptune. ...
... distance from the sun. A planet relatively close to the sun, like Venus, has a far briefer orbital period than a distant planet, such as Neptune. ...
ASTRO 346 - SPRING 2007
... was 200 zorks. How would you derive the number of years in a zork? (Time-keeping is historically an important aspect of astronomy. This problem is intended to get you to think about some of the issues.) ...
... was 200 zorks. How would you derive the number of years in a zork? (Time-keeping is historically an important aspect of astronomy. This problem is intended to get you to think about some of the issues.) ...
A Sense of Where We Are
... 4. In the view of your instructor, the outer edge of the solar system is coincident with the outer edge of the Oort comet cloud – about 100,000 AU from the Sun. Oort cloud comets are the most distant objects orbiting the Sun, so they must belong to the solar system. 5. a) Much closer to the Sun than ...
... 4. In the view of your instructor, the outer edge of the solar system is coincident with the outer edge of the Oort comet cloud – about 100,000 AU from the Sun. Oort cloud comets are the most distant objects orbiting the Sun, so they must belong to the solar system. 5. a) Much closer to the Sun than ...
Take time to understand it now
... • Come to a consensus answer you both agree on. • If you get stuck or are not sure of your answer, ask ...
... • Come to a consensus answer you both agree on. • If you get stuck or are not sure of your answer, ask ...
Astronomy Unit Notes
... Sun spot = a dark, cooler spot on the surface of the sun. Prominence / Flares = bright spots on the sun formed as gas particles shoot outward from the sun. These affect the magnetic fields on earth (radio, television, communications). These also cause the Northern Lights or “Aurora Borealis”. Co ...
... Sun spot = a dark, cooler spot on the surface of the sun. Prominence / Flares = bright spots on the sun formed as gas particles shoot outward from the sun. These affect the magnetic fields on earth (radio, television, communications). These also cause the Northern Lights or “Aurora Borealis”. Co ...
Stars and Galaxies PP 2013
... High mass supergiants may undergo a supernova, where the core suddenly collapses and explodes. A neutron star is what remains after the supernova. It is composed mainly of neutrons and is very dense. If it spins and releases radiation it is called a pulsar. ...
... High mass supergiants may undergo a supernova, where the core suddenly collapses and explodes. A neutron star is what remains after the supernova. It is composed mainly of neutrons and is very dense. If it spins and releases radiation it is called a pulsar. ...
