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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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Questions
Q: Name the device which used in supermarket to sense and read thick and thin strips
1 answer
Q: Sb-28 a collison could occur when the distance decreases and bearing between two vessel does what
2 answers
Q: Hypertrophic factors as opposed to neurological factors are primarily responsible for strength gains in children true or false
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Q: What is called the transfer of energy from one living thing to another
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Q: Having power to cause changes
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Q: What happens when light soaks into an object
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Q: How does salt help conduct electricity in water
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Q: What are the three uses of ray model oflights
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Q: Is the term scientists use to describe how squished together or spread out a wave is
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Q: What is 6lb in pounds
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Q: Is it possible for one nuke to take out the world
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Q: How would you calculate the amount of of heat absorbed or released by a substance when its temperature changes
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Q: What is the Magnitude of force definition
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Q: Why is my projector only showing a white light
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Q: What is the wavelength of 70000 Hz radio wave
5 answers
Q: What is the input force and output force of a can opener
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Q: If a rock hits the ground with a KE of 33000 J falling from a height of 10 m what is its weight Remember weight is measured in newtons (N) and is equal to mass times gravit
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Q: Which change of state do particles become less organized
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Q: How much work is done when a force of 30 N moves and object a distance of 3 m
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Q: What is the vocabulary word for force put into a machine
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Q: Particles are squeezed together during rarefactions.
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Q: Speed does not have any bearing on your decisions
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Q: What is a sentence using air pressure weather and wind
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Q: What is the center of all drag
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Q: A hockey puck slides across an ice rink more easily than it does across a rough concrete surface. Why is this
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Q: Is a heat lamp conduction convection or radiation
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Q: Moving from one webpage to another is called
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Q: For an object moving in a circular path which quanity is always charging
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Q: What is sound that has random patterns and pitches
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Q: What is the kinetic energy of a 10kg dog chasing a car a 5 ms
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Q: It takes you 10 secods and 100 N of force to move a shopping cart 10 meters to the checkstand. what is your power
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Q: Is it true that rolling a cart up a ramp is an example of doing negative work
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Q: A 2500kg car hits a fence with a force of 400 N and the collision takes one second. what is the magnitude of the impulse
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Q: 5 common materials insulators
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Q: Name 5 common materials that are insulators
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Q: How much work is done to increase a 20kg scooter's speed from 10ms to 20 ms
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Q: Definition of linear isotropic
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Q: What will the stopping distance be for a 3000kg car if -3000 N of force are applied when the car is traveling 10ms
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Q: An approaching storm is moving at 15 km per hr what do you need to know to determine its velocity
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Q: If you increase the mass of an object its acceleration decreases
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Q: An inclined plane makes work easier by increasing the distance and blank force.
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Q: When the force acting on an object points at least partially in the blank direction of the motion the work done is considered to be negative
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Q: If it takes 150 N of force to maove a box 10 meterswhat is the work done on the box
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Q: When a force moves objects over a rough horizontal surface at a constant velocity the work done against friction must
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Q: Involve a wedge
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Q: Explain the action of the conventional shock absorb on both compression and rebound strokes
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Q: In which direction does the electric field point at a position direcly south of a positive charge
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Q: Spaceship 1 and spaceship 2 have equal masses of 300 kg. sapceship 1 has a speed of 0ms and spaceship 2 has a speed of 4ms. what is the magnitude of their combined momentum
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Q: Spaceship 1 and spaceship 2 have equal masses of 300kg. spaceship 1 has an initial momentum magnitude of 9000kg-ms. what is the initial speed
1 answer
Q: Impulse is the product of a force and the blank during which that force acts
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