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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 is the difference between magnitude and the direction of a objects velocity
3 answers
Q: How much energy is needed to increase the temperature of 100kg of iron by 40 degrees
1 answer
Q: What is the area that is influenced by the magnetic field around the earth called
1 answer
Q: What detects the presence or absence of a mark in a predetermined place
3 answers
Q: Why are barbecue gas cylinders usually weighed as they are being filled
2 answers
Q: What is the shape of water waves
1 answer
Q: What is the wavelength of a 440 hz tone in air
1 answer
Q: What is the wavelength of a 34000 hz ultrasound wave in air
1 answer
Q: What is the apparent weight of the floating block when a block of wood is floating in a lake
2 answers
Q: What is 6 m per s in km per hour
3 answers
Q: Through what three ways can we control the motion of our cars
2 answers
Q: Is sand thermally good conductor
1 answer
Q: Do force pairs have equal effects
1 answer
Q: Which factor increases as the efficiency of machine increases
1 answer
Q: Is the rate at which energy is transformed
2 answers
Q: A juggler tosses three balls alternately vertically upward. each ball has an initial velocity of 10ms. how high does each ball rise how long does each ball remain in air
1 answer
Q: What is it called when resistance of an object to change its motion
1 answer
Q: As the wavelength of sound increase its frequency does what
1 answer
Q: Conversation of energy
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Q: How much work does Paul's force do during a displacement of the crate that is 12.0 m
1 answer
Q: What is the tendency of an object at stay at rest or motion called
1 answer
Q: What happens if you heat the steam above 100 degrees celsius
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Q: What energy does kinetic energy change to as a rocket launches
1 answer
Q: What happens to a water wave when the amplitude increase
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Q: How does increasing amplitude effect water waves
1 answer
Q: How does increasing frequency effect water waves
1 answer
Q: What is the specific heat of a penny in joules per gram celsius
1 answer
Q: Which two conditions must exist in order for radiation to occur
1 answer
Q: A piezo-electric device generates electricity when
2 answers
Q: Is 10 gauge steel thicker than 6 gauge
1 answer
Q: Can the amplitude of a wave be measured from the medium to the crest
1 answer
Q: This happens when light bends as it passes throw water
1 answer
Q: What are three size dependent physical properties
2 answers
Q: From the same distance away why does a jet engine sound louder than a lawn mower
1 answer
Q: Can you list four size independent properties
2 answers
Q: What are three change of state in which energy is absorbed
2 answers
Q: Static electricity is electrons that are not moving.
2 answers
Q: A disturbance involving the transfer of energy from place to place is called
1 answer
Q: Shifting the frame of reference
3 answers
Q: How do the vibrations of an audio speaker producec sound waves
1 answer
Q: What is the total percent of energy used in nonrenewable sources
1 answer
Q: Matter that transmits light but no detail is said to be what
3 answers
Q: Objects A and B are brought close to each other. Object A will soon become positively charged. Identify the charge that must transfer for this situation to occur.
1 answer
Q: When an object fall through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance
1 answer
Q: The tempeature at which water vapor begins to condense on solid objects is called the dew point
1 answer
Q: Based on the context of the sentence what is the best definition of the word illusion
1 answer
Q: What force is an upward force that fluids exert on any object that is placed in them
1 answer
Q: What kind of simple machine does a flag pole use
1 answer
Q: Determine the amount by which the electric force between two charges is increased-when the distance between charges is halved
1 answer
Q: What are three ways that objects can become charged
1 answer
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