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Physics
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.
225k
Questions
Q: What device is used to work with graphical objects in a GUI
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Q: What is transmission in science
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Q: What happens to the energy store when a electric heater is switched on
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Q: What pulls objects toward earths surface
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Q: And are two key structural enhancements that should improve the coordination of multinational forces.
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Q: If you dropped a cork in a container of water would it sink or float how do you know
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Q: What happens when a peice of perspex is rubbed on a wppllen sleeve
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Q: What happens when a piece of perspex is rubbed on a woollen sleeve
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Q: You are given two objects made from different materials. How could you use a pith ball electroscope to learn which material holds on to its electrons more strongly
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Q: What are 3 things that transfer energy by sound
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Q: When a dielectric is inserted in to the plates which quantity remain same
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Q: Why is alcohol used in a minimum thermometer
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Q: Why a helium weather balloon expands as it rises in the air. assume that the temperature remain constant.
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Q: What is photoelectric emission effect
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Q: What will the distance at which an object should be placed before the convex lens of focal length 12 cm yo obtain a real image of double its size
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Q: How much energy is released when 6.0 of water is condensed form water vapor
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Q: Name one example of where energy transfer by conduction is occurring
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Q: Arches of the magnetic field is caused by in the chromosphere and corona
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Q: How does the energy in a wave move
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Q: How does a waves energy move
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Q: What is the force in newtons acting on a kg package of nails that falls off a roof and on its way to the ground
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Q: What measures an objects change is position per unit time
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Q: How is a minimum thermometer reset
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Q: What is the lowest point on a wave is called
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Q: Explain the forces involved when 2 people of different weights balance each other out on a see saw
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Q: What properties that can be detected by our senses
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Q: Why does the pitch of sound increase when a listener move towards a stationary source
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Q: What factors determine the span of the jump
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Q: Why was john Vincent atanasoff's invention so important to the world
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Q: If water heats up and cools down more slowly what is that called
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Q: What is it called when water rises against gravity
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Q: A ray is incident on a material at the material and critical angle. At what angle does the ray refract
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Q: Why does a switch need to be made out of insulators and conductors
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Q: A 30 g ball is fired horizontally with initial speed v0 toward a 85 g ball that is hanging motionless from a 1.2 m long string. The balls undergo a head-on perfectly elastic collision after which the
1 answer
Q: What is Dissemination of information can sometimes be defined by a strategy called push and pull
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Q: What is Decomposition of a material by an outside electric current call
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Q: How much does a .380 bullet weigh
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Q: Do you thinkThe extremes of fire or ice could exist in a person at a same time
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Q: A car initially at rest undergoes uniform acceleration for 6.32 seconds and covers a distance of 120 meters. What is the approximate acceleration of the car
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Q: Can gas pass through glass
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Q: Which term is defined as payment for damages
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Q: How does the padding of a safety helmet extend the time of a collision
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Q: Is it true that a sound with a higher frequency is louder than one with a lower frequency
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Q: The path of flying objects
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Q: Is it true that sounds are produced by sources which vibrate
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Q: What is the temperature of maximum density for sea water
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Q: Lucas plugs a lamp into the wall. The light bulb in the lamp turns on. What kind of energy transformation is this
1 answer
Q: In hydroelectric power plants the energy from moving water is converted into electric power. What kind of energy transformation occurs when the energy is converted
2 answers
Q: The first sound recording was made on a tin wrapped cylinders the could be played on a phongrapgh. who invented this process
1 answer
Q: Whichof these is the best definition for electrical current
1 answer
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