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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: Why does your body need energy even when you are not moving
2 answers
Q: How does pulleys make life easier
1 answer
Q: Why does gravity change velocity
3 answers
Q: What property of light best explain your observation
1 answer
Q: Why is the mantle is constant motion
2 answers
Q: What are all kinds of potential energy
1 answer
Q: How are solar cells different from most other power sources
1 answer
Q: What is the movement of matter due to differences
1 answer
Q: An echo is most likely to result when sound hits a surface that is what
1 answer
Q: What is the mass of a rubber band
1 answer
Q: What definition of an insulator
2 answers
Q: What does a magnifying box do
1 answer
Q: If you stretch out the slinky and push and and pull one and you can produce a what
1 answer
Q: How much does 1 lb of sand weigh
1 answer
Q: What kind of shape volume and particles solid have
2 answers
Q: How can you tell if someone has an erection
1 answer
Q: What was the source of motion in the particles that Brown investivated
1 answer
Q: What is the total amount of kinetic energy in the particles of an object
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Q: Can a object in motion measured by looking at it
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Q: Where does the word pressure come from
1 answer
Q: What is a differntiate
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Q: How is thermal energy transformed
1 answer
Q: What is the scientific law that predicts the amount of buoyant force on a submerged or floating object
1 answer
Q: How can you tell by looking at it if a wave has high or low frequency
1 answer
Q: What is a everyday machine that use the principal of the screw
1 answer
Q: How did Thomson know that the glow in the CTR was from a stream of charged particles
1 answer
Q: What will happen to the average speed of an object if the distance increases but the time decreases
1 answer
Q: How is the controlled release of nuclear energy in a reactor is accomplished by
1 answer
Q: What is an excellent conductor of magnetic lines of force
1 answer
Q: What is the force of the atmosphere pushing down on us
1 answer
Q: According to the law of conversation of blank in an isolated system the initial total momentum before a collision equals the final total momentum
1 answer
Q: When you throw a ball upward its kinetic energy what
1 answer
Q: Is a skydiver increasing or decreasing his speed during the first three seconds
1 answer
Q: What shape what is the displacement versus time for the skydiver be
1 answer
Q: Will a feather sink in water
1 answer
Q: What do you think will make the balloon move faster
1 answer
Q: Can't bend to lift
1 answer
Q: What does the word resonate mean
2 answers
Q: Why does a piece of glass of irregular shape becomes invisible when it is immersed in liquid of same refractive index
1 answer
Q: What is lateral friction
1 answer
Q: Which sate of matter can be compressed and can flow
1 answer
Q: Are gases and liquids forces
2 answers
Q: What is the force keeping board afloat
1 answer
Q: Is the cling wrap a conductor or insulator
1 answer
Q: Is a paper clip a conductor of heat
1 answer
Q: Do gamma rays have more energy than microwaves
3 answers
Q: How do we know earth's magnetic field has reversed many times
1 answer
Q: How many electrons are found in 12c
1 answer
Q: Why would an orange roll off your cafeteria tray if you stoped suddenly
1 answer
Q: Why is the beam of light called a cathode ray
2 answers
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