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Physics

Uncover the laws that govern the universe, from the smallest particles to the vastness of space. Physics seeks to explain the fundamental mechanisms of the natural world.

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Q: A 0.49 kg squirrel jumps from a tree branch that is 3.6 m high to the top of a bird feeder that is 1.5 m high. What is the change in gravitational potential energy of the squirrel (The acceleration du
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Q: An engineering team designs a new rocket that is faster and lighter than any other model being produced. However the materials end up being so expensive that no company can afford to buy them. Which s
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Q: An engineering team designs a new rocket that is faster and lighter than any other model being produced. However the materials end up being so expensive that no company can afford to buy them. Wh
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Q: Suppose you were standing on a scale in an elevator in free fall what would the scale read
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Q: A 5.0 kg bowling ball is rolling down the lane at 4.0 ms. What is the kinetic energy of the bowling ball
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Q: How does the force and time change the momentum
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Q: What is the forces that keeps the balanced rock balanced on its tiny pedestals
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Q: A fast-flowing river of air that forms when two air masses of very different temperatures meet is called a
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Q: If the approximate energy of a photon present in an X-ray is 8.0 and times 10-15 joules what's the frequency of the X-ray Given Planck's constant is 6.63 and times 10-34 joule and middotseconds.
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Q: What term is used to describe a system that loses energy to objects that are not part of the system
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Q: How much force is required to accelerate a 50 kg mass at 2 m per s per s
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Q: Given a force of 100 N and an acceleration of 5 m per s per s what is the mass
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Q: An object moving in one direction slows down then the direction of its acceleration is the same asopposite toperpendicular to the direction of its motion.
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Q: Suppose that you are running down the street at 6 msec. You see your dog ahead and speed up to 10 msec over 20 sec to catch him. What is your acceleration in ms2
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Q: Which method of heat transfer can take place if two objects at different temperatures are placed without touching each other in a vaccum placed
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Q: A nuclear power plant produces energy through nuclear fission reactions that provide heat to create steam which then powers a turbine and generator that create electricity true or false
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Q: If an object floats in oil then does it float in water
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Q: All the molecules of a substance possess the average kinetic energy value. True False
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Q: Is mud translucent
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Q: Why does a book that as sliding across a table eventually slow down and stop
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Q: A 20 kg object falls from a height of 30 meters. How many jouls of kinetic energy will the object have just before it hits the ground
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Q: What happens the the kinetic energy of a falling object
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Q: Why several measurement are taken for each quantity in an eperiment
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Q: What do most materials do when they are cooled
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Q: What statement about an FRU is true
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Q: How does the law of conservation of energy apply to machines
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Q: Describe the effects of backlash in machine slides and screws and how this can be overcome
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Q: What is the wall thermometer
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Q: Can we see a mirror in a dark room
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Q: Specific gravity of silver
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Q: 6 As you enter the deceleration lane or the exit ramp slow down and .
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Q: Is black onyx magnetic
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Q: A kg ball with a velocity of 5 sec hits another kg ball that is stationary.what is the momentum of each ball before the collision
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Q: Why is common pins better than optical pin in finding the angle of incidence
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Q: Is violet radiation visible to human
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Q: When heat flows into the system the sign of heat is negative
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Q: A grooved wheel a rope or chain wrapped around it
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Q: Is a mirror a natural source of light
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Q: Which letter shows the ball when it has the most potential energy
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Q: A transfer of heat within a liquid or gas that involves warm particles moving in currents is
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Q: The waves in front of a moving sound source have
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Q: What was the technology in 1780s
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Q: How do you calculate KL in langmuir isotherm
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Q: When does diffraction occur
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Q: The buoyant force acting on a 10-ton ship floating in the ocean is
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Q: How do you calculate n in freundlich isotherm
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Q: Measure of the gravitational attraction or force or gravity pulling one object toward the center of an object
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Q: Unbalanced forces can make an object accelerate by what
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Q: What is the area of a picture frame that measures 17cm x 12cm
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Q: Which of the following is true of the relationship bettween frequency and wavelength
2 answers
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